Chemistry, 03.02.2020 15:01 imtimthetatman
On earth an object weighs 50 n. on planet x, the object weighs 500 n. what conclusion can be drawn from these observations? a. planet x has less mass than earth. b. earth has a greater diameter than planet x. c. the acceleration due to gravity on planet x is 98 meters per second per second. d. the acceleration due to gravity on planet x is 500 meters per second per second.
Answers: 3
Chemistry, 22.06.2019 11:00
Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.
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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
Chemistry, 23.06.2019 13:30
What happens to acetone molecules when you add heat to a beaker of liquid acetone?
Answers: 1
On earth an object weighs 50 n. on planet x, the object weighs 500 n. what conclusion can be drawn f...
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