Answer:
A
Explanation:
Crabs were exposed to a toxin in the water.
32.3699% Tin (Sn)
15.2774% Nitrogen (N)
52.3527% Oxygen (O)
Answer: Ion
Al + 4AgNO3 >>Al(NO3)3+ 3Ag
the number of moles of No3 of the products is 3 therefore we have to balance the reactants by adding 3 before the "AgNO3" which also leades us to adding 3 mols to Ag on the products side