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6. When you are in the lat mix together...
please answer and show all steps. 3. Which of the following is not a product of...
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3. Which of the following is not a product of the following reaction when balanced? HC+MgCO,- А) НО в) 2Mga 2 D) MgC 4. Imagine you react HCl (an acid) with NaOH (a base). It requires 25.0 mL of 0.500 M Ha to neutralizea 0.100 M solution of NaOH. How many milliliters of NaOH did you add? A) 0.125 mL B) 125 mL C) 0.200 mL D) 0.0500 mL 5. What is the pH...
help!!! how do I answer this Page 1 of 6 a. (3 Points) If 145 grams...
help!!! how do I answer this
Page 1 of 6 a. (3 Points) If 145 grams of lead nitrate were added to water to make 1.50 x 10 mL of solution, what would be the molarity of the resulting solution Pb(NO) molar mass w 331.21 gmol b. (3 Points) What is the molar concentration of chloride sons in a solution prepared by mixing 50.0 mL of 1.5 M KCI with 100.0 mL of a 2.5 M Cacla solution? took 100%...
can you do number 10,11,12,13,14,15,16,17,18,19 and 20? show calculations please FORMA 10) 6 moles of H2...
can you do number 10,11,12,13,14,15,16,17,18,19 and 20?
show calculations please
FORMA 10) 6 moles of H2 will make how many moles of CHO, a)6 b) 12 c) 0.5 d) 1 e) 2 11. In which case is the element correctly matched with its combining ability? a) K:+ b) Mg: +2 c) Al: +3 d) a & b e), b, & c 12 Based on your knowledge of the periodic table, which would be a correct formula? a) CaS b) NaBr...
please show work 13) How many grams of glucose are needed to prepare 400 mL of...
please show work
13) How many grams of glucose are needed to prepare 400 mL of a 2.0%(m/v) glucose solution? A) 800. g B) 0.0050 g C) 8.0 8. D) 2.0 g E) 200.8 14) What volume (mL) of a 15% (m/v) NaOH solution contains 120 g NaOH? A) 18 ml B) 0.13 mLC) 13 mL D) 120 mLE) 8.0 x 102 mL 15) What is the molarity of a solution that contains 17 g of NH3 in 0.50 L...
#4.. please show work and dont skip steps. trying to learn how to do this for...
#4.. please show work and dont skip steps. trying to learn how
to do this for the actual biochemistry lab
PART B. PRACTICE CALCULATIONS Convert units (show your work!): a. 0.01 ml b. 0.05 M = MM c. 0.2 M = mM d. 10 mM - M 2. Molar mass of Na olar mass of NaOH is 40 /mol. How many grams of NaOH do you have to take to prepare a. 11 of 10 M solution of NaOH? b....
please answer 1-5 and show and explain steps clearly, thank you :) 1. How many milliliters...
please answer 1-5 and show and explain steps clearly, thank you
:)
1. How many milliliters of 13.2 MH.SO, are needed to prepare 600.0 mL of 0.10 M H SOC? (4.5 mL) 2. 1.60 L of an aqueous solution containing 25.00 g of KCl dissolved in pure water is prepared. What is the molarity of the resulting solution? (0.210 M) 3. A solution containing 292 g of Mg(NO3)2 per liter has a density of 1.108 g/mL. What is the molality...
is 23 right? and can you answer 24/25 2 pts D Question 23 A 0.300 M...
is
23 right? and can you answer 24/25
2 pts D Question 23 A 0.300 M solution of LiOH that contains 0.600 mole of solute would have a volume, in milliliters, of 30.0 mL O 2.00 x 10 ml 1.67 x 10mL 6.00 x 10 ml D Question 24 2 pts Which of the following solutions will have a molarity of greater than 1.0 after 50.0 mL of solvent is added to it? 40.0 mL of 2.0 M solution 175...
answer question 4. show all work 4. would require the largest volume of 0.100 M NaOH...
answer question 4. show all work
4. would require the largest volume of 0.100 M NaOH for complete neutralization? (GMW of NaOH 40.00) (GMW = 142.0 ) (GMW = 36.46 ) (GMW = 34.09) ml of 0.050 M HsAso, b. 10.0 ml of 0.050 M HCI C. 10.0 ml of 0.050 M H2S d. cannot be determined from the information given 5. The formula for acetic acid is: HC2 H302 or CHy 02 6. Methanol (GMW- 32.05) and water are...
Answer all the questions: Part B(40 points) 1. What volume (in milliliters) of a 0.315 M...
Answer all the questions: Part B(40 points) 1. What volume (in milliliters) of a 0.315 M NaOH solution contains 622 g of NaOH? 2. Glycine (H2NCH2COOH) is the simplest amino acid. What is the molarity of an aqueous solution that contains 0.715 mol of glycine in 495 ml? 3. How would you prepare 2.00 x 10 ml of a 0.866 M NaOH solution, starting with a 5.07 M stock solution?
Help with all questions please Answer all questions on a separate sheet of paper. Show all...
Help with all questions please
Answer all questions on a separate sheet of paper. Show all work and answer all questions completely. Make sure you use the proper number of significant figures and units. Place a box around all answers. 1. (2 points) How many milligrams of potassium dichromate heptahydrate are needed to prepare 50 mL of a 0.0375 M aqueous solution? Describe the procedure for making this solution. 2. (3 points) If 0.125 L of aqueous solution with a...
please answer and show all steps.
3. Which of the following is not a product of the following reaction when balanced? HC+MgCO,- А) НО в) 2Mga 2 D) MgC 4. Imagine you react HCl (an acid) with NaOH (a base). It requires 25.0 mL of 0.500 M Ha to neutralizea 0.100 M solution of NaOH. How many milliliters of NaOH did you add? A) 0.125 mL B) 125 mL C) 0.200 mL D) 0.0500 mL 5. What is the pH...
help!!! how do I answer this
Page 1 of 6 a. (3 Points) If 145 grams of lead nitrate were added to water to make 1.50 x 10 mL of solution, what would be the molarity of the resulting solution Pb(NO) molar mass w 331.21 gmol b. (3 Points) What is the molar concentration of chloride sons in a solution prepared by mixing 50.0 mL of 1.5 M KCI with 100.0 mL of a 2.5 M Cacla solution? took 100%...
can you do number 10,11,12,13,14,15,16,17,18,19 and 20?
show calculations please
FORMA 10) 6 moles of H2 will make how many moles of CHO, a)6 b) 12 c) 0.5 d) 1 e) 2 11. In which case is the element correctly matched with its combining ability? a) K:+ b) Mg: +2 c) Al: +3 d) a & b e), b, & c 12 Based on your knowledge of the periodic table, which would be a correct formula? a) CaS b) NaBr...
please show work
13) How many grams of glucose are needed to prepare 400 mL of a 2.0%(m/v) glucose solution? A) 800. g B) 0.0050 g C) 8.0 8. D) 2.0 g E) 200.8 14) What volume (mL) of a 15% (m/v) NaOH solution contains 120 g NaOH? A) 18 ml B) 0.13 mLC) 13 mL D) 120 mLE) 8.0 x 102 mL 15) What is the molarity of a solution that contains 17 g of NH3 in 0.50 L...
#4.. please show work and dont skip steps. trying to learn how
to do this for the actual biochemistry lab
PART B. PRACTICE CALCULATIONS Convert units (show your work!): a. 0.01 ml b. 0.05 M = MM c. 0.2 M = mM d. 10 mM - M 2. Molar mass of Na olar mass of NaOH is 40 /mol. How many grams of NaOH do you have to take to prepare a. 11 of 10 M solution of NaOH? b....
please answer 1-5 and show and explain steps clearly, thank you
:)
1. How many milliliters of 13.2 MH.SO, are needed to prepare 600.0 mL of 0.10 M H SOC? (4.5 mL) 2. 1.60 L of an aqueous solution containing 25.00 g of KCl dissolved in pure water is prepared. What is the molarity of the resulting solution? (0.210 M) 3. A solution containing 292 g of Mg(NO3)2 per liter has a density of 1.108 g/mL. What is the molality...
is
23 right? and can you answer 24/25
2 pts D Question 23 A 0.300 M solution of LiOH that contains 0.600 mole of solute would have a volume, in milliliters, of 30.0 mL O 2.00 x 10 ml 1.67 x 10mL 6.00 x 10 ml D Question 24 2 pts Which of the following solutions will have a molarity of greater than 1.0 after 50.0 mL of solvent is added to it? 40.0 mL of 2.0 M solution 175...
answer question 4. show all work
4. would require the largest volume of 0.100 M NaOH for complete neutralization? (GMW of NaOH 40.00) (GMW = 142.0 ) (GMW = 36.46 ) (GMW = 34.09) ml of 0.050 M HsAso, b. 10.0 ml of 0.050 M HCI C. 10.0 ml of 0.050 M H2S d. cannot be determined from the information given 5. The formula for acetic acid is: HC2 H302 or CHy 02 6. Methanol (GMW- 32.05) and water are...
Answer all the questions: Part B(40 points) 1. What volume (in milliliters) of a 0.315 M NaOH solution contains 622 g of NaOH? 2. Glycine (H2NCH2COOH) is the simplest amino acid. What is the molarity of an aqueous solution that contains 0.715 mol of glycine in 495 ml? 3. How would you prepare 2.00 x 10 ml of a 0.866 M NaOH solution, starting with a 5.07 M stock solution?
Help with all questions please
Answer all questions on a separate sheet of paper. Show all work and answer all questions completely. Make sure you use the proper number of significant figures and units. Place a box around all answers. 1. (2 points) How many milligrams of potassium dichromate heptahydrate are needed to prepare 50 mL of a 0.0375 M aqueous solution? Describe the procedure for making this solution. 2. (3 points) If 0.125 L of aqueous solution with a...
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