What is the mass of solute, in grams, in 125 mL of a 1.194 x 10-3 M solution of NagPO4 Mass of solute = | What are the molar concentrations of the Na+ and PO, ions? Molar concentration Nat M 3- Molar concentration PO, M

Question #6 please

Sugar is easily soluble in water and has a molar mass of 342.30 g/mol. What is the molar concentration (in M) of a 263.8 mL aqueous solution prepared with 70.4 g of sugar? Type answer:

The molarity of 25% by mass HCI solution is?? The density of the HCI solution is 1.20 g/mL. Which is correct answer? a. 8.23 M b. 2.50 M c. 6.85 M d. 0.823 M e. 4.11 M

O 0.15 M QUESTION 12 What mass (in g) of NH3 (Molar Mass = 17.04 g/mol) must be dissolved in 475 g of methanol to make a 0.147 m solution? O 4.94 g O8.42 g O 1.19 g O 1.90 g O 2.02 g QUESTION 13 Chck Saue and Submit to save and submit. Click Saue All Answers to save all answers.

Part A Calculate the molarity of 0.800 mol of glucose in 0.350 L of a glucose solution. Express your answer with the appropriate units. HA ? molarity = Value Units Submit Request Answer

[Review Topics] [References] How many mL of a 0.193 M aqueous solution of cobalt(II) chloride, CoCl2, must be taken to obtain 6.41 grams of the salt? Submit Answer mL Retry Entire Group No more group attempts remain Previous Email Instructor Next Save and Exit 40

Question 2

22:11 Question 21 of 30 Submit Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14 % KCl by mass STARTING AMOUNT ADD FACTOR ANSWER RESET *( ) 23.1 0.272 g KCI 6.022 x 1023 17.8 mol KCI 74.55 20.3 %m KCI 1.14 0.014 g solution 100 g КC/mol 1 1450 0.231 Tap here or pull up for additional resources