Someone answer please

1) 67.35 H202 x

The H2O2's cancel out, and we have 67.35.

2) Br2+Cl2=2BrCl

3) 2.74 Cl2= 2BrCl/Cl2

Thus, we have 2.74(2) which is 5.48

Explanation:

1) 67.35 H202 x

The H2O2's cancel out, and we have 67.35.

2) Br2+Cl2=2BrCl

3) 2.74 Cl2= 2BrCl/Cl2

Thus, we have 2.74(2) which is 5.48

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

i believe it is c.) 1575 j.