Determine the number of protons and neutrons in plutonium-239 and enter its symbol in the form AZXZAX. Express your answer as an isotope.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

Plzz a sample of table sugar (sucrose, c12h22o11) has a mass of 7.801 g. ● a) calculate the number of moles of c12h22o11 in the sample b) calculate the number of moles of each element in c12h22o11 (number of moles of c, number of moles of h & number of moles of o) in the sample. (use your answer from part a as your starting point.) show your work and highlight your final answer. calculate the number of atoms of each element in c12h22o11 (number of atoms of c, number of atoms of h & number of atoms of o) in the sample. (use your answers from part b as your starting for each element.) show your work and highlight your final answer.