Simple question but i need help with it
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Chemistry, 01.12.2021 01:50 jazzzzhands21
Simple question but i need help with it
Answers: 1
Chemistry, 22.06.2019 19:50, nikoidurrant
What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m
Answers: 2
Chemistry, 23.06.2019 08:50, leah5981
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
Mathematics, 15.04.2020 04:39
Mathematics, 15.04.2020 04:39
Mathematics, 15.04.2020 04:39
Mathematics, 15.04.2020 04:39
History, 15.04.2020 04:39