What is the molar mass of the element gold?
help

Answers

Answer 1

Answer:

Molar Mass Molar mass is defined as the mass of one mole of representative particles of a substance. By looking at a periodic table, we can conclude that the molar mass of lithium is 6.94g, the molar mass of zinc is 65.38g, and the molar mass of gold is 196.97g. Each of these quantities contains 6.02 × 1023 atoms of that particular element.

Step-by-step explanation:

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Related Questions

ive been on vacation and forgot simple math what part of a function cant repeat? help pls

Answers

Answer:

The x-values cant repeat... Which is the first number in a ordered pair...

Step-by-step explanation:

L.maooo

how many sides has a regular polygon whose sum of interior angles is 540degrees​

Answers

It’s a pentagon (5 sides) . (n-2) x 180°. if you put it into the formula and do the reverse. 540 / 180 = 3
, 3+2 = 5

A bicycle wheel has a diameter of 28 inches. Which expression can be used to describe the circumference of the wheel as it relates to diameter?

Answers

Given:

The diameter of a bicycle wheel is 28 inches.

To find:

The circumference of the wheel as it relates to diameter.

Solution:

We have,

Diameter: [tex]d=28\text{ inches}[/tex]

We know that,

Radius: [tex]r=\dfrac{d}{2}[/tex]

[tex]r=\dfrac{28}{2}\text{ inches}[/tex]

The circumference of a circle is

[tex]C=2\pi r[/tex]

Putting [tex]r=\dfrac{28}{2}[/tex], we get

[tex]C=2\times \pi \times \dfrac{28}{2}[/tex]

[tex]C=28\times \pi[/tex]

Therefore, the correct option is (H).

Solve A= Iw for I.


I need help please

Answers

Answer:

After solving the given formula for l, we get

l = A/w

Step-by-step explanation:

Given formula is:

A = lw

The given formula is the formula for area of a rectangle.

Solving for a particular variable means that the variable has to be isolated on one side of the equation.

In order to solve,

Dividing both sides by w

[tex]\frac{A}{w} = \frac{lw}{w}\\l = \frac{A}{w}[/tex]

Hence,

After solving the given formula for l, we get

l = A/w

please hurry i only have 1 hour

Answers

Answer:

C.) 4 sqrt2

Step-by-step explanation:

ON=MN

therefore you can use pythagereum theorum here in a right triangle

as the hypotnuese is 8 you know that ON and MN is equal to the sqrt of 32 each. As A^2+ B^2=C^2

C=8 so C^2= 64 therefore,

A^2+ B^2=64 therefore,

A^2= 32 and B^2=32

you take the sqrt of 32 you get 4sqrt2

PLEASE I NEED HELP NOW I ONLY HAVE 60 SEC LEFT TO ANSWER THIS

Answers

Answer:

0.6

Step-by-step explanation:

ill explain later GO GO GO

Answer:

1068

Step-by-step explanation:

Which step in the construction of copying a line segment ensures that the new line segment has
the same length as the original line segment?

Answers

Answer:

Here are the steps I think you probably will go through.

1. Draw a line that is longer than the segment but shorter than the width of the page.

1a. Make sure this line is  at least 1/2 inch from the left hand side.  

2. Use a compass to measure the length of the original segment. Never use a ruler. Rulers do not exist in pure geometry.

3. Measure out the distance on the line you just drew with the compass. One end is on the left hand edge and the other end (the pencil end) is marking the segment so it is the same length as the compass. You are done.

The key step either two or three.

Answer: Step Two

Draw a line that is longer than the segment but not wider than the page's width. This line should be at least 1/2 inch away from the left-hand side. After that, measure the length of the original segment with a compass. Following that step, measure the distance along the compass line. (One end is on the left edge, while the other (the pencil end) is used to mark the section so that it is the same length as the compass) Step two is the most important step in the process of copying a line segment to ensure that the new line segment is the same length as the original.

Step-by-step explanation:

I took the test



What is the x-intercept of the line containing the points (-6, 10) and (12,-2)

Answers

Answer: x = 9 is the x-intercept. Step-by-step explanation: We have given the coordinates (-6,10) and (12,-2).

The sum of two numbers is 0. Twice the smaller numbers subtracted from 3 times the larger number is 10. Let X represent the larger number and y represent the smaller number. Which equations represent this situaation?

Answers

Answer:

x+y=0 and

3x-2y=10

Step-by-step explanation:

x+y=0——equation 1

3x-2y=10——equation 2

Above are the equations

Tristan takes 7 quizzes each week. After attending 5 weeks of school this quarter, how
many quizzes will Tristan have taken in total?

Answers

Answer:

35 quizzes

Step-by-step explanation:

7 quizzes for each week of school means that the equation will be

7×5

(7, five times)

7×5= 35

therefore, 35 quizzes done in the quarter

Gabriella expects to earn $50 in tips during her shift as a waitress. In addition to tips she earns $8 and hour. If she wants to make ateast $114 today how many hours does she need to work

Answers

Answer:
8 hours

$114 - $50 and get $64 so $8 divided by $64 you’ll get 8

Solve for Z: -6Z = -7 + 11A
ASAP!!!

Answers

Answer:

\frac{-7+11A}{6}

Step-by-step explanation:

The correct answer for this would be A=-5z+7/ 11

I'm literally begging someone to do this i'm so confuse

Answers

Answer:

D

Step-by-step explanation:

Answer:

i think its D! pls let me know if im wrong.

Step-by-step explanation:

this is algebra ,
what is the minimum unit cost?

Answers

Answer:

search it up

Step-by-step explanation:

please help me to solve this please​

Answers

Answer:

4

Step-by-step explanation:

divide by 2 and you will have your answer

help help help help guys show your solution and answer the question​

Answers

Answer:

1) I just simply added the numerators because the denominators of both fractions are equal. As the denominators are same , I simply wrote 6 by taking the L.C.M of both denominators.

4)

[tex] \frac{5x - 3}{6} + \frac{x - 9}{6} [/tex]

[tex] = > \frac{5x - 3 + x - 9}{6} [/tex]

[tex] = > \frac{6x - 12}{6} [/tex]

Taking 6 common from numerator,

[tex] = > \frac{6(x - 2)}{6} [/tex]

Cancelling 6 from both numerator & denominator,

[tex] = > x - 2[/tex]

Multiply the binomials: (3x + 8)(x – 3)

A. 3x2 – 17x – 24
B. 3x2 – x – 24
C. 3x2 – x + 24
D. 3x2 + x + 5

Answers

Answer:

The answer is =3x2−x−24 which is the choices B.

Step-by-step explanation:

(3x + 8)(x – 3)

=3x2−x−24

It is a
Have a good day

i need help with pre-algebra, how do you convert exponential expressions? please help!

Answers

Answer:

Go on You Tube and look up

Converting Exponential Equations to Logarithmic Equations - College Algebra Tips

Which of the following graphs correctly graph y=4^x
(PICS BELOW!!!) (HURRY)

Answers

Answer:

Thus, the 2nd or lower graph represents the graph of  [tex]y\:=\:4^x[/tex].

The correct graph is also attached below.

Step-by-step explanation:

Given the function

[tex]y\:=\:4^x[/tex]

Let us determine the y-intercept by setting x=0, and then determining the corresponding y-value.

now substituting x = 0 in the function

[tex]y=\:4^0\:[/tex]

Apply the rule: [tex]a^0=1,\:a\ne \:0[/tex]

[tex]y = 1[/tex]

Thus, the y-intercept is (0, 1)

Now, if we closely observe the 2nd graph or lower graph, the y-intercept of the lower graph is (0, 1)

Thus, the 2nd or lower graph represents the graph of  [tex]y\:=\:4^x[/tex].

The correct graph is also attached below.

whats the mean of the following numbers : 74, 75, 80, 76, 75, 81, 78​

Answers

Answer:

The mean is 77.

Answer:

The mean of this equation is 77

Step-by-step explanation:

74+75+80+76+75+81+78​-539

Number of terms=7

539/7=77

What is the graph of each function rule? 2x²– 2​

Answers

Step-by-step explanation:

Graph the parabola using the direction, vertex, focus, and axis of symmetry.

Direction: Opens Up

Vertex: (0,−2)

Focus:

[tex] (0 , - \frac{15}{8})[/tex]

Axis of Symmetry:

x

=

0

Directrix: y =

[tex] - \frac{17}{8} [/tex]

The graph shows a journey in a car Which of the statements most likely describes the journey at the portion of the graph labeled J?
Distance
(mi)
hiszen
Time (hr)
The car continues its journey because the portion shows a linear function
The car is waiting at the starting point because the portion shows a constant function
The car is traveling the same distance per unit of time because the portion shows a linear function away from the starting point.
The car stops at a distance away from the starting point because the portion shows a constant function away from the starting point.

Answers

Answer:

D) The car stops at a distance from the starting point because the portion shows a constant function away from the starting point.

Step-by-step explanation:

For this case, the first thing you should keep in mind is the following definition:

d = v * t

Where,

d: distance

v: speed

t: time

For the portion of the chart labeled J we have:

The time increases

The distance is the same

We have then that the speed is zero.

Therefore, the car is stopped at a distance far from the starting point.

Ravi drives to his aunts house. His aunt lives 200 miles away. Ravi will stop and call his aunt when he is less then 50 miles from her house. He drives at a speed of 60 miles per hour. When should Ravi stop and call his aunt?

Answers

Answer:

Step-by-step explanation:

34241

Point K lies at (-3,4). Point K is reflected over the y-axis and then translated 7 units down to produce K’. Which rule could have been used to produce K’ from K?

Answers

Answer:

K(x, y) —> K’(-x, y - 7)

Step-by-step explanation:

Determine if the sequence is geometric. If it is, find the 8th term. *
3 points
-2, 8, -32, 128,...
O Not geometric
O Geometric; 8th term: 16384
O Geometric; 8th term: 32768
O Geometric; 8th term: 4096

Answers

Hi! I got you! The answer is 32768, the third option! To do this you enter your numbers into the solution first number(common ratio)^n-1. When inputted you get: -2(-4)7 and that equals the third answer.

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In 1992, Jason bought a gallon of gas for $1.17. Yesterday, he bought a gallon of gas for $2.21. What is the percentage increase of the price of a gallon of gas from 1992 to yesterday? If necessary, round to the nearest tenth of a percent.

Answers

The percentage increase is 78.68% for your correct answer

what does 7/18 estimate to 0,1/2,1

Answers

Answer: 11/2

Step-by-step explanation:

How many \frac{1}{3} 3 1 ​ inch cubes does it take to fill a box with width 22 \frac{2}{3} 3 2 ​ inches, length 33 \frac{1}{3} 3 1 ​ inches, and height 22 \frac{1}{3} 3 1 ​ inches?

Answers

Answer:

560

Step-by-step explanation:

First we need to find the volume of the cube;

Volume = Length * Width * height

Given;

Length = 3 1/3 in

Width = 2 2/3 in

Height = 2 1/3 in

Volume = 3 1/3  * 2 2/3 * 2 1/3

Volume = 10/3 * 8/3 * 7/3

Volume = 560/3 in^3

To know thw amount of 1/3 in^3 it takes to fill the box, we will take the ratio of the volume to the unit volume;

Ratio = 560/3÷1/3

Ratio = 560/3 * 3/1

Ratio = 560

Hence it will take 560 1/3 in^3 to fill a box with that volume

A box of 14 raisins cost $2.94 while a box of 12 sunflower seed bags cost $2.40.

Which one is the better deal, based on the unit price?

Answers

Answer:

the sunflower seeds are a better deal when comparing unit price. The real question is why are we comparing raisins to sunflower seeds?

Step-by-step explanation:

14 raisins costs $2.94

This is $0.21 per raisin.

12 sunflower seed bags costs $2.40

That's $0.20 per bag.

There are 5 hamburgers and 6 hotdogs. What is the ratio of hamburgers to hot dogs?

Answers

Answer:

5:6

Step-by-step explanation:

easy .

please Mark brainliest

Answer:

5:6

Step-by-step explanation:

There are 5 burgers and 6 hotdogs.

5:6

This is the most simplified ratio because 5 nor 6 share a common factor.

I hope this helped and if it did I would appreciate it if you marked me Brainliest. Thank you and have a nice day!

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