Wath should i answer or wath kind of variable has dose same materials
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Chemistry, 24.08.2019 12:20 Gabriel134
Wath should i answer or wath kind of variable has dose same materials
Answers: 1
Chemistry, 22.06.2019 18:10
Given the following at 25c calculate delta hf for hcn (g) at 25c. 2nh3 (g) +3o2 (g) + 2ch4 (g) > 2hcn (g) + 6h2o (g) delta h rxn= -870.8 kj. delta hf=-80.3 kj/mol for nh3 (g), -74.6 kj/mol for ch4, and -241.8 kj/mol for h2o (g)
Answers: 1
Chemistry, 23.06.2019 08:50
What happens after sound waves create vibrations in the ear?
Answers: 1
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