Marco starts with 100g of zinc and 150g of sulfuric acid.
1- What is the mass of the products of this reaction?
2- Write the word equation for this equation.
3- At the end of this reaction, Marco finds out that the mass of the contents of the the beaker is 247kg. He repeats the experiment and gets the same results
a) Has he made mistake.
b) Suggest why he got this result.
4- When a scientist gets an unexpected result in an experiment what should they do?
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