Can you guys help me to answer these questions with solutions, thanks alot!!1

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

Given the following information: mass of proton = 1.00728 amu mass of neutron = 1.00866 amu mass of electron = 5.486 × 10^-4 amu speed of light = 2.9979 × 10^8 m/s calculate the nuclear binding energy (absolute value) of 3li^6. which has an atomic mass of 6.015126 amu. j/mol.