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ahrayia [7]
3 years ago
6

What is the volume of a 25 g object with a density of 9.1 g/mL? please help me​

Chemistry
1 answer:
Westkost [7]3 years ago
4 0

Answer:

<h3>The answer is 2.75 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}  \\

From the question we have

volume =  \frac{25}{9.1}   \\  = 2.747252...

We have the final answer as

<h3>2.75 mL</h3>

Hope this helps you

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Which set of numbers gives the correct possible values of I for n = 22
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Answer:

Hello friends

Explanation:

<h3>For a given principal quantum number for or n, the corresponding angular quantum number or is equivalent to a range between 0 and( n-1)</h3>

<h3>This means that the angular quantum number for a principal quantum number of 2 is equivalent to.</h3>

<h3>1 = 0 - > (n - 1) = 0 - > (2 - 1) = 0 - > 1</h3>

<h3>Hope it's helpfully. </h3>
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3 years ago
What is the idea behid boyles law​
zavuch27 [327]

Answer:

Explanation:

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which statement best describes the equation caco3 2hcl → cacl2 co2 h2o? caco3 is a reactant; it is present before the reaction o
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Explanation:

In a chemical reaction the chemical formulas written before the arrow are described as reactants as they react together to form products which are written after the arrow.

CaCO_3 + 2HCl \rightarrow CaCl_2 + CO_2 + H_2O

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