Chemistry, 08.02.2022 02:30 natajaeecarr
Farly scientists performed experiments regarding mass and products
for many years, but had difficulty demonstrating that mass was
conserved. This changed when they conducted these experiments
under specific conditions. What condition was this? Refer to
Paragraph 4.
А
They conducted experiments with specific gases.
B
They conducted experiments with specific types of wood.
с
They created scales that gave more precise measurements.
D
The experiments were conducted in sealed containers
Answers: 1
Chemistry, 21.06.2019 15:50
Which of these reactions are redox reactions? check all that apply.cd + hcl → cdcl2 + h2cucl2 + na2s → 2nacl + cuscaco3 → cao + co2 2zns + 3o2 → 2zno + 2so2 ch4 + 2o2 → co2 + 2h2o
Answers: 3
Chemistry, 22.06.2019 13:30
What produces wave a)sound b) heats c)transfer of energy d)vibrations
Answers: 2
Chemistry, 22.06.2019 16:50
What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume
Answers: 2
Farly scientists performed experiments regarding mass and products
for many years, but had difficu...
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