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Sedaia [141]
3 years ago
8

Which mixture will not yield hydrogen gas?

Chemistry
1 answer:
Usimov [2.4K]3 years ago
4 0
E) Steam and red hot iron
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Find the volume of a gold ring that has a mass of 12.00 grams. The density of gold is 19.30 g/mL. The volume is
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Answer:

<h3>The answer is 0.622 mL</h3>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

volume =  \frac{mass}{density}  \\

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mass = 12 g

density = 19.30 g/mL

We have

volume =  \frac{12}{19.30}  \\  = 0.62176165...

We have the final answer as

<h3>0.622 mL</h3>

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  2. Litmus test; acid turn blue litmus red while bases turn red litmus blue
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