a water concentration of calcium carbonate of 5.34x10^-3 mol/L. convert the concentration into mg/L

Question

Question

Answer 1

Answer #1

concentration of calcium carbonate of 5.34x10^-3 mol/L

molar mass of CaCO3 = 100g/mole

concentration of calcium carbonate in g/L = 5.34x10^-3 mol/L * 100g/mole

= 5.34*10^-1g/L

= 5.34*10^-1 * 1000mg/L

= 534mg/L >>>>>>answer

Answer 2

Similar Homework Help Questions

Calculate the following: a.) The molar concentration of calcium ions and carbonate ions in pure water....

Calculate the following: a.) The molar concentration of calcium ions and carbonate ions in pure water. b.) The molar solubility of calcium carbonate in pure water. c.) The mass, in mg, of calcium carbonate (MM = 100 g/mol) you would need to dissolve in 1 L of pure water to make a saturated solution.
The total hardness a water sample is 200 mg/l as CaCO3. The calcium (Ca2+) concentration is...

The total hardness a water sample is 200 mg/l as CaCO3. The calcium (Ca2+) concentration is 50 mg/l. Calculate the magnesium (Mg2+) concentration, in mg/l.
#1 A water sample contains 60 mg/L of calcium, 60 mg/L of magnesium, and 25 mg/L...

#1 A water sample contains 60 mg/L of calcium, 60 mg/L of magnesium, and 25 mg/L of sodium. Assuming the alkalinity of the water is 394 mg/L CaCO3. Estimate Total Hardness, Carbonate Hardness, and Noncarbonate Hardness using all polyvalent cations. #2 What is the % error using only the predominant cations? #3 Construct a bar chart to determine the speciation of the hardness

#1 [5 pts) A water sample contains 60 mg/L of calcium, 60 mg/L of magnesium, and...

#1 [5 pts) A water sample contains 60 mg/L of calcium, 60 mg/L of magnesium, and 25 mg/L of sodium. Assuming the alkalinity of the water is 394 mg/L CaCO3. Estimate Total Hardness, Carbonate Hardness, and Noncarbonate Hardness using all polyvalent cations.
Calculate the hardness of a water sample containing Ca 2+ 60 mg/L, Mg 2+ 30 mg/L...

Calculate the hardness of a water sample containing Ca 2+ 60 mg/L, Mg 2+ 30 mg/L and HCO3- 366 mg/L and 17 mg/L of CO3= at a pH of 9.8.. Calculate the total hardness in terms of calcium carbonate.
. A water sample has the following constituents Ca, mg/L 12 Mg-2, mg/L39 Na mg/L 12.8...

. A water sample has the following constituents Ca, mg/L 12 Mg-2, mg/L39 Na mg/L 12.8 K-, mg/L 3.4 Fe-, mg/L6.2 Mn-, mg/L 0.3 HCO mg/L 422 SO mg/L 101 CI mg/L 32 co,2mg/L 1.2 Temperature 25 C a. Calculate pH of that water b. Calculate the alkalinity (exactly, including effects of protons and hydroxyl ions); express alkalinity as mg/L CaCO e. Draw a bar chart for the water, Express all concentrations as mg/L CaCO, (The easiest way to do...

If the concentration of total calcium and magnesium in the Mississippi water is in the range...

If the concentration of total calcium and magnesium in the Mississippi water is in the range of 3.5 mm, what is the concentration of these ions in mg/L? Show your work; atomic weight of Ca is 40.1 and that of Mg is 24.3. a) 90 mg/L b) 100 mg/L c) 120 mg/L d) 225 mg/L e) None of the above
The RDA of calcium for an adult is 1200 mg/day. Every milligram of a calcium carbonate tablet provides 0.4 mg of element...

The RDA of calcium for an adult is 1200 mg/day. Every milligram of a calcium carbonate tablet provides 0.4 mg of elemental calcium. How many 650-mg calcium carbonate tablets are needed to provide the RDA of calcium? Round off the answer upward to the nearest whole number.
When Calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced....

When Calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced. CaCO3(s) + 2HCl(aq)--------> CaCl2(aq)+ H2O(l)+ CO2(g) Determine the mass of CO2 gas that forms when 20.0g CACO3 (molar mass 100.07 g/mol) reacts with 3.0L 0.100M HCL.

PART 2 DETERMINATION OF CALCIUM ION CONCENTRATION Table 2-Titrations of 25.00 mL aliquots of mineral water...

PART 2 DETERMINATION OF CALCIUM ION CONCENTRATION Table 2-Titrations of 25.00 mL aliquots of mineral water with -0.01 mol L 1 EDTA(aq) at pH 12.5 using Calcon® as indicator (2.5 marks) Sample 2 3 final buette 11.15 17.80 24.35 volume (m2) L1.55 il 15 17.80 Initial Burette volume (mL) Uchure of EDTA added (mL) 6.bo 6.65 6.65 3. Use your results from Part 2 to calculate (Ca2+) in the mineral water. Convert to ppm Ca. (6 marks) What is (Mg)...