Chemistry, 02.10.2021 09:40 jungkookie001
Plz help, will mark brainliest!!
Liquid nitrogen is cold and can be used to cool objects to -196°C. If you put the bottle of
warm air in liquid nitrogen at this temperature, what would the volume (mL) of air in the
bottle be?
Answers: 3
Chemistry, 22.06.2019 06:30
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
Chemistry, 22.06.2019 17:40
If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
Answers: 1
Plz help, will mark brainliest!!
Liquid nitrogen is cold and can be used to cool objects to -196°C...
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