To get molarity, you bring it up to a litre, and do the same factor to the number of moles. i.e. 0.25/150*1000 will give you 1.667 molar.
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The molarity can be calculated using the formula: Molarity = moles of solute / liters of solution. First, convert 150 ml to liters by dividing by 1000, which equals 0.150 L. Then, plug in the values: 0.25 mol / 0.150 L = 1.67 M. So, the molarity of the solution is 1.67 M.
This volume is 6,197 399 5 at 25 0C.
There are approximately 7.087 grams in 0.25 ounces.
First write the balanced chemical equation for this reaction CaCO3+2HCl-->CaCl2+H2O+CO2 It is clear from this equation that one mol of HCl can react with half a mol of CaCO3. Thus, one half of .025 mols CaCO3 will react with .025 mols HCl. That makes .0125 mols CaCO3.
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Remember K H D | d c m (kilo, hecto, deka, (liter, meter, gram), deci, centi, milli). These are the denominations you need to list when converting metric units. Kilograms are three places to the left of grams. So you have to move the decimal place three times to the left (same as dividing by 1000). You will get 25 g = .025 kg.