What is the percentage by mass of carbon in CH3(CH2)5COOH? A. 9.2%
B. 55.4%
C. 48.6%
D. 64.6%
please help thank u so much!!!

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18

Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775

Element before carbon on the periodic table