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prohojiy [21]
3 years ago
12

(science Q2) please help

Chemistry
2 answers:
Zinaida [17]3 years ago
8 0
No coefficient is needed
Allisa [31]3 years ago
8 0
Number 4. no coefficient is needed
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What is the volume of 1.50 lb (pounds) of mercury? The density of mercury is 13.546 g/mL. Use the conversion that 1 kg = 2.20 lb
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50.3mL of mercury are in 1.50lb

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Punds are an unit of mass. To convert mass to volume we must use density (13.546g/mL). Now, As you can see, density is in grams but the mass of mercury is in pounds. That means we need first, to convert pounds to grams to use density and obtain volume of mercury.

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1.50lb * (1kg / 2.20lb) = 0.682kg = 682g of mercury.

<em>Volume of mercury:</em>

682g Mercury * (1mL / 13.546g) =

<h3>50.3mL of mercury are in 1.50lb</h3>
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