Ethene reacts with Y to produce ethanol. ethene + Y → ethanolWhat is Y?  A hydrogen

B oxygen

C steam

D yeast

plsss answer fast , I have an exam
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The reaction q+r2=r2q is found to be first order in r2 and

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

Ahydrogen atom has 1 electron. how many bonds can hydrogen form? a) 1 b) 2 c) 3 d) 4 e) 5