Chemistry, asked by hello3160, 1 year ago

write any five chemical change with the help of chemical equation​

Answers

Answered by akshita6772
1

Answer:

Ca5

(PO4)3(OH)

it's help

Answered by Anonymous
7

Answer:

2H2+o2=2H2o

(NH4)2cr2o7(s)=cr2o3(s)+N2(g)+4H2o(g).

c7H16+o2=7co2(g)+8H2o

mg+o2=mgo

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