Snow white tries to make Two sign boards, of dimensions 40 cm x 20 cm and 60 cm x 30 cm respectively to depict „CLEAN WATER‟ and „SAVE WATER‟ slogan and these are to be displayed near the main gate of the school.
Help Snow white to find the total dimension of iron sheet required to make these two sign boards.
Snow white tries to make Two sign boards, of dimensions 40 cm x 20 cm and 60 cm x 30 cm respectively to depict „CLEAN WATER‟ and „SAVE WATER‟ slogan and these are to be displayed near the main gate of the school.
Help Snow white to find the total dimension of iron sheet required to make these two sign boards.
KClO3-----> KCl + 3O2
2,How many grams of oxygen can be prepared by the decomposition of 12g of mercury(ll) oxide? (atomic masses; Hg=200 O=16)
2HgO-------> 2Hg + O2
3,what mass of aluminium would be completely oxidized by 44.8L of oxygen to produce Al2O3 at STP?