6 K (s) + Al2(SO4)3 (aq) → 3 K2SO4 (aq) + 2 Al (s)

Although the diagram is not shown, i know that the convection is heated by a the core.

Answer) by studying proton collisions hope this : )

There is no reason to think the results are biased or not conducted properly but you should not assume the results are correct just because they were done in a laboratory so the answer would be c. it is likely to be reliable because the results support the conclusion presented.

Density= mass/volume so 5.1 divided by 4.7 is  5.1 / 4.7 =1.08510638298round to the correct number of sig figs