How many milliliters of commercial acid need for solution
A chemist wants to prepare 0.50 M HCl. Commercial HCl is 12.4 M. How many milliliters of the commercial acid does the chemist require to make up a 1.5 liter solution of the dilute acid?
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What is the volume of the gas in milliliters when the pressure and temperature of the gas sample are changed to 634 and 301 ?
The block W shown in figure below has a mass of 250 kg. Bar AB rests against a smooth vertical wall at end B and is supported at end A with a ball-and-socket joint.
The temperature of a lead fishing weight rises from 15 oC to 45 oC as it absorbs 22.5 kJ of heat. What is the mass of the fishing weight in grams? Heat capacity of lead is 0.128 J/g oC.
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How many milliliters of the commercial acid does the chemist require to make up a 1.5 liter solution of the dilute acid?
A mixture of 0.0319 g hydrogen and 0.0178 mol oxygen in a closed container is sparked to initiate a reaction. How many grams of water can form?
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