Chemistry, 18.09.2021 01:00 amandasantiago2001
The chemical formula for water is H20. What does the formula show
about each element in the compound?
Select one:
the mass of protons in each atom
the number of atoms of each element
the number of valence electrons
the charge of the compound
Answers: 2
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Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
Answers: 1
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Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?
Answers: 2
Chemistry, 22.06.2019 22:00
The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
Answers: 2
The chemical formula for water is H20. What does the formula show
about each element in the compou...
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