Type the correct answer in the box. Express the answer to three significant figures.
Calculate the amount of heat needed to convert 190.0g of liquid water at 18°C to steam at 100°C. If water’s specific heat is 4.184 joules /gram degree Celsius and its heat of vaporization is 40,700 joules /mol.
The water gains a total of joules (J) of energy.
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Chemistry, 21.06.2019 16:30
What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources
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Chemistry, 22.06.2019 16:10
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
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Chemistry, 22.06.2019 22:30
Write and balance the chemical equation that represents the reaction of aqueous sulfuric acid with aqueous sodium hydroxide to form water and sodium sulfate. include phases.
Answers: 1
Chemistry, 22.06.2019 23:20
In medium-sized stars such as the sun, nuclear fusion almost always means the fusing of nuclei to form , but larger stars can produce elements as heavy as
Answers: 2
Type the correct answer in the box. Express the answer to three significant figures.
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