What is the molarity of the solution prepared by diluting 35.0 mL of 1.25 M AgNO3 to each of the following final volumes?   a. 50.0 mL b. 95.0 mL                                c. 975 mL                     d. 3.60 L

When 35.0 grams of KBr are dissolved in 245 grams of water, an expression for the resulting solution concentration is:   a 35.0 g KBr per 280. g solution   b 35.0 g KBr per 210. g solution   c 245 g water per 280. g solution   d 245 g water per 35.0 g KBr

2. What volume of 0.300 M NaCl can be prepared from 500. mL of 1.80 M NaCl? 3. How much water needs to be added to 500. mL of 12.6 M HCl in order to dilute the solution to a final concentration of 1.00 M HCI?

A 15.0 mL 0.500 M NaNO3 solution is mixed with 50.0 mL 0.200 M Fe(NO3)3 solution. What is the molar concentration of NO3 in the resulting solution? (Assume that the volumes are additive.) Select one: Oa. 0.350 M O b. 0.269 M O c. 1.167 M O d. 0.577 M

A 10.0 g of Na2CO3 (106.0 g/mol) is dissolved in 75.0 mL of 0.300 M NaOH. What is the molarity of the Na* in the resulting solution? Assume the volume does not change. а. 1.56 М b. 2.82 M с. 3.12 М d. 5.33 M e. 0.929 M

4. What is the molarity of a solution of NaCl made from 116.0 g in 2000.0 mL? а. 1.000 М b. 2.000 M c. 0.0001 M d. 0.0002 M

Q 7 please

What volume of 1.27 M HCl is required to prepare 197.4 mL of 0.456 MHCI? O a. 70.9 mL O b.5.5 x 10² mL O c.0.0141 mL O d. 3.41 x 10² mL O e. 1.14 × 10² mL

A 52.0-g sample of BaCl2 is dissolved in water, and the solution is diluted to give a finalvolume of 2.25 L. The molarity of the final solution isa. 0.111 M. b. 0.250 M. c. 9.01 M.d. 0.0433 M. e. 2.79 M.

29. What is the molarity of CaBr2 in a solution that contains 1.0×10-³ moles of CaBr2 in 2.50 L of solution? a. 0.0283 M b. 0.0708 M с. 0.00040 M d. 0.0113 M