Fossil fuels are: a
b
Ос
Od
Fuels from the Earth's oldest rocks.
Fuels made from grinding up fossils.
Fuels made from rain forest trees.
Fuels made from ancient living material.

Can someone me with questions 12 and 13 plz.

What are the similarities of physical and chemical change ?

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.