2. The relative molecular mass (M) of a compound is 60. Which formulas are possible for this compound?
I.
CH3CH2CH2NH2
II.
CH3CH2CH2OH
III.
CH3CH(OH)CH3
A.
I and II only
B.
I and III only
C.
II and III only
D.
I, II and III

Which answer lists the fundamental forces in order from strongest to weakest

Ase your answer to this question on the information below. hydrocarbons and fissionable nuclei are among the sources used for the production of energy in the united states. a chemical reaction produces much less energy than a nuclear reaction per mole of reactant. the balanced chemical equation below represents the reaction of one molecule of a hydrocarbon with two molecules of oxygen. chemical equation: ch4 + 2o2 → co2 + 2h2o + 1.48 × 10−18 jthe nuclear equation below represents one of the many possible reactions for one fissionable nucleus. in this equation, x represents a missing product. nuclear equation: write an isotopic notation for the missing product represented by x in the nuclear equation.

Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h