How many mL of a 10.0 %v/v ethanol solution are needed to have 20.0 mL of pure ethanol?
How many mL of a 10.0 %v/v ethanol solution are needed to have 20.0 mL of...
You require a solution containing 85 %v/v ethanol? You have 1350 mL of a 96 % v/v solution of ethanol. How many L of a 70 %v/v ethanol solution do you need to add to it to make the required 85 %v/v ethanol solution (2 decimal places)
a) Brandy is 40. % (v/v) ethanol solution. How many millilitres of ethanol are present in 0.750 L of brandy? ( /3) b) How many litres of a 5.0% (m/v) glucose solution would you need to obtain 75 g of glucose? ( /3) c) Calculate the mass percent (m/m) of a solution containing 26 g of potassium carbonate and 724 mL of water? ( /3)
How many milliliters of 0.150 M FeCl, solution are needed to react completely with 20.0 mL of 0.0450 M AgNO3 solution? How many grams of AgCl will be formed? The net ionic equation for the reaction is Aga4 + Cl24) AgCl)
5. Calculate the molarity as well as the mass percentage of a 10.0% v/v aqueous solution of ethanol. The density of pure ethanol is 0.789 g/ml. The density of the aqueous solution is 0.985 g/ml.
How many grams of NaCl in 6.00 x 106 mL of a 20.0 %m/v solution?
A. How many mL of a 0.118 M solution of KMnO4 are needed to titrate 20.0 mL of 0.214 M solution of sodium oxalate, Na2C2O4? The net ionic equation is 2MnO4-(aq) + 5C2O42-(aq) +16H+(aq) → 2Mn2+(aq) + 10CO2(g) + 8H2O(l) B. In which of the following compounds can an element highlighted in red act as an oxidizing agent? CaH2, CH4, NH3, ClO2, H2O
A solution is 5.00% by volume of ethanol dissolved in water. How many mL of ethanol are in 500.0mL of the solution? Your answer should have three significant figures.
A solution is 5.00% by volume of ethanol dissolved in water. How many mL of ethanol are in 500.0mL of the solution? Your answer should have three significant figures.
If a patient needed 10.0 g of NaCl, how many ml of 0.556 M NaCl are needed? (FACTOR LABEL) How many grams of NaCl are present in 2.50 L o f 0.556 M saline solution? (FACTOR LABEL)
QUESTION 4 An ethanol-water solution is 10% ethanol by volume and contains 20.0 ml of ethanol. What is the total volume of this solution as described? O 200 ml O 180 ml o 220 ml O 2000 ml O 20 ml QUESTION 5 When an aqueous solution containing hydrochloric acid is neutralized with an aqueous solution containing sodium Hydroxide, the solution would taste O sour Obitter O salty sweet None of the above QUESTION 6 00000 What is the conjugate...