If the words shown above are replaced by the correct chemical formulae, it will result in an unbalanced equation, as shown here. Cu + O 2 → CuO Notice that there are unequal numbers of each type of ...
UP Board Class 12 th Chemistry paper 1 is scheduled to be held on February 20, 2018, and Paper 2 will be held on February 22, 2018. Students find chemistry a difficult subject because of the chemical ...
In a balanced equation, the coefficients (the numbers in front of the formulae) show the amounts of the reactants and products. If there is no coefficient, the amount is one mole. For example, the ...
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