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Serjik [45]
3 years ago
8

The density of aluminum is 2.70 g/mL. The volume of a solid piece of aluminum is 1.50 ml. What is its mass?

Chemistry
1 answer:
NikAS [45]3 years ago
5 0

Answer:

4.05g

Explanation:

density = mass / volume

mass = density x volume

mass = 2.7 x 1.5

mass = 4.05

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A mole is equivalent to 6.02 x 10^23 molecules at STP. Use a conversion factor like the following.
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Explanation:

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Complete combustion of 2.0 metric tons of coal to gaseous carbon dioxide releases 6.6X10¹⁰ J of heat. Convert this energy to
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1000 Joules = 1 kilojoule

A kilojoule is a unit of measure of energy, in the equal way that kilometers degree distance. meals energy used to be measured in energy  and some international locations still use those gadgets.

The power we get from foods and drinks is measured in kilojoules. that is the metric time period for calorie. Kilojoules and energy constitute the equal aspect. One calorie is ready four kilojoules.

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1 year ago
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<h3>What is thermal energy?</h3>

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