Chemistry, 18.01.2020 06:31 bryantjorell
The molar mass of hydrogen (h₂) is 2.02 g/mol. a sample contains 4.00 mol of h₂. what is the mass, in grams, of this sample?
Answers: 3
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Calculate the number of molecules present in 0.750 mol of mgo.
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Chemistry, 22.06.2019 07:20
2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
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Chemistry, 22.06.2019 12:00
Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?
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Chemistry, 22.06.2019 14:50
Consider the following multistep reaction: a b→ab(slow) a ab→a2b(fast)−−−−−−−−−−−−−−−−− 2a b→a2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2
Answers: 3
The molar mass of hydrogen (h₂) is 2.02 g/mol. a sample contains 4.00 mol of h₂. what is the mass, i...
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