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dusya [7]
3 years ago
8

Which of the following has the units of g/mol?

Chemistry
1 answer:
o-na [289]3 years ago
6 0

Answer: molar mass

Explanation:

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A rectangular block floats in pure water with 0.5 inch above the surface and 1.5 inches below the surface. When placed in an aqu
d1i1m1o1n [39]

Answer:

- the specific gravity of the block is 0.75

- the specific gravity of the solution is 1.5

Explanation:

Given the data in the question;

first we find the specific gravity of a block SGB

SGB = ( block vol below / total block vol ) × the specific gravity of water

we substitute

SG_{BLOCK = ( 1.5 / (1.5 + 0.5 ) ) × 1

SG_{BLOCK = ( 1.5 / (1.5 + 0.5 ) ) × 1

SG_{BLOCK = (1.5 / 2) × 1

SG_{BLOCK = 0.75

Therefore, the specific gravity of the block is 0.75

specific gravity of solution SG_{SOLUTION

SG_{SOLUTION = (total block vol / block below ) × SG_{BLOCK

we substitute

SG_{SOLUTION = ( 2 / 1 ) × 0.75

SG_{SOLUTION = 2  × 0.75

SG_{SOLUTION = 1.5

Therefore, the specific gravity of the solution is 1.5

5 0
2 years ago
Convert the temperature of dry ice, –77 ∞C, into degrees Fahrenheit and kelvin.
Viktor [21]

Explanation:

In order to convert temperature from degree Celsius to kelvin then we need to add 273 into the given temperature.

Therefore, converting -77^{o}C into kelvin as follows.

           Temperature in Kelvin = -77^{o}C + 273

                                                  = 196 K

Now, convert temperature from degree Celsius to degree Fahrenheit as follows.

Temperature in degree Fahrenheit = (-77^{o}C \times \frac{9}{5}) + 32

                       = \frac{-693}{5} + 32

                       = 106.6 ^{o} Fahrenheit

Thus, we can conclude that -77^{0}C equals 196 K and 106.6 ^{o} Fahrenheit.        


3 0
3 years ago
Write a complete step-by-step plan for dealing with broken glassware on the floor or lab table. Write your plan in list form in
zzz [600]
1 tell the person in charge or the teacher
2 make sure u did not get cut
3 get the large pieces and put them into glass waist container
4 get broom or brush weep area and get small pieces depose in same place
5 take a wet wipe and cover area to pick up anything that as missed!

3 0
3 years ago
Read 2 more answers
Number of atoms in 125 g of C2H22011
USPshnik [31]
Is correct hope this helps i have done this before
3 0
3 years ago
1 mole = 6.02 x 10” particles
NikAS [45]

Explanation:

I am sorry I don't know the answer

6 0
2 years ago
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