Find the minimum weight need to keep the gate closed

Reference no: EM13555114

1.How many grams of perchloric acid, HClO4, are contained in 37.6 g of 70.5 wt% aqueous perchloric acid? How many grams of water are in the same solution?

2.Commercial aqueous nitric acid, HNO3, has a density of 1.42 g/mL and is 16 M. Calculate the weight percent of HNO3 in the solution.

3.A plane gate of uniform thickness holds back a depth of water as shown. Find the minimum weight need to keep the gate closed. theta=30degrees L = 3m w = 2m

Reference no: EM13555114

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