Chemistry, 03.04.2020 00:59 abdullaketbi71
The characteristics of a certain gas are listed in the table.
Characteristics of a Gas
Characteristic Description
Compound
Chlorine gas
Condition
STP
Mass
3.2 grams
What is the expected density of the above sample of gas?
03.16 g/L
1.58 g/L
1.21 g/L
1.03 g/L
Answers: 1
Chemistry, 22.06.2019 10:10
When water dissociates, each water molecule splits into a hydroxide ion and a) h 3 o + b) a hydrogen atom c) a hydrogen ion d) h 2 o e) oh —
Answers: 2
Chemistry, 23.06.2019 08:50
Reacting masses1 calcium carbonate breaks down on heating to produce calcium oxide and carbondioxide gas.caco3 + cao + co2a student heats 15 g of calcium carbonate strongly in a crucible.relative atomic masses (a): ca = 40, c = 12, o = 16.calculate the mass of calcium oxide produced by this reaction.(5 marks)
Answers: 3
The characteristics of a certain gas are listed in the table.
Characteristics of a Gas
C...
Characteristics of a Gas
C...
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