How many mL of rubbing alcohol are needed to make 430. mL of a 17.6% (v/v) rubbing alcohol solution? show your work and round your answer to correct number of sig figs
How many mL of rubbing alcohol are needed to make 430. mL of a 17.6% (v/v)...
How many mL of rubbing alcohol are needed to make 430. mL of a 17.6% (v/v) rubbing alcohol solution? show your work.
1. A solution of rubbing alcohol is 76.5 % (v/v) isopropanol in water. How many milliliters of isopropanol are in a 77.5 mL sample of the rubbing alcohol solution? Express your answer to three significant figures. 2. How many liters of a 3.18 M K2SO4 solution are needed to provide 98.8 g of K2SO4 (molar mass 174.01 g/mol)? Recall that M is equivalent to mol/L. Express your answer to three significant figures.
1) A solution of rubbing alcohol is 69.0 % (v/v) isopropanol in water. How many milliliters of isopropanol are in a 88.8 mL sample of the rubbing alcohol solution? Express your answer to three significant figures. 2) How many liters of a 3.06 M K2SO4 solution are needed to provide 83.8 g of K2SO4 (molar mass 174.01 g/mol)? Recall that M is equivalent to mol/L. Express your answer to three significant figures.
How many grams of KC2H3O2 are needed to prepare 2.27 L of 0.290M KC2H3O2 solution? (MM KC2H3O2 = 98.14 g/mol) show your work and round your answer to the correct number of sig figs
How many grams of CaCl2 are needed to make 610.3 g of a solution that is 36.5% (mm) calcium chloride in water? Note that mass is not technically the same thing as weight, but (m/m) has the same meaning as (w/w). Number g Cac How many grams of water are needed to make this solution? Number b) What is the volume percent % v/ alcohol in 739 mL of water? (Assume that volumes are additive.) of an alcohol solution made...
What volume of 4.05 M NaCl is needed to make 500 mL of 0.300 M NaCl solution? _____ mL (Report your answer with correct sig figs in units of mL)
How many ml of 97% alcohol should be mixed with 25% alcohol to make 6 ounces of a 40% solution? Answer: [a] ml of 97% alcohol (#ml) Do not round
How many grams of CaCl2 are needed to make 853.6 g of a solution that is 31.0% (m/m) calcium chloride in water? Note that mass is not technically the same thing as weight, but (m/m) has the same meaning as (w/w). How many grams of water are needed to make this solution? What is the volume percent % (v/v) of an alcohol solution made by dissolving 109 mL of isopropyl alcohol in 741 mL of water? (Assume that volume are...
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How many grams of Drug X is needed to make 60 ml of an isotonic solution? (Drug X E-value - 0.318) (Use 4 sig fig) Answers 1 - 1
Isopropyl alcohol is mixed with water to produce a 38.0% (v/v) alcohol solution. How many milliliters of each component are present in 875 mL of this solution? Assume that volumes are additive. alcohol: mL water: ml The mass of solute per 100 mL of solution is abbreviated as (m/v). Mass is not technically the same thing as weight, but the abbreviation (w/v) is also common. How many grams of sucrose are needed to make 695 mL of a 38.0% (w/v)...