PLEASE HELP ME ASAP THIS IS DUE IN 10 MINUTES AND I AM STUCK!!
For an investigation, a student records data about four unknown substances.
Picture 1: In comments...
The student then calculates the densities of the unknown substances and compares them with the table of densities of known substances shown below.
Picture 2: In comments
Which unknown substance is most likely carbon?
A. Substance 1
B. Substance 2
C. Substance 3
D. Substance 4
Answers: 3
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For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Answers: 3
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Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.
Answers: 2
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Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?
Answers: 1
PLEASE HELP ME ASAP THIS IS DUE IN 10 MINUTES AND I AM STUCK!!
For an investigation, a student reco...
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