Chemistry, 11.01.2020 01:31 schoolemailonlyno1
Which type of substance is made of only one kind of matter and has definite properties?
Answers: 2
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What does x represent in the formula for the compound xcl4?
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How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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Why doesn't heat added to water make the tempature rise above 100c
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The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
Answers: 2
Which type of substance is made of only one kind of matter and has definite properties?...
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