Procedure of separating salt from sand

Q: A beaker of 175 ml Of 0.950 M NaCI left uncovered for a period. If, by the e time period, the volume…

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Q: 2.0989 g potassium hydrogen phthalate was used to standardize 20.55 ml of an unknown sodium…

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Q: How would you turn a qualitative experiment into a quantitative experiment?

A: Interpretation -  We have to explain how we can turn a qualitative experiment into a quantitative…

Q: A weak electrolyte will have molecules,  cations and anions dissolved in solution. True or false

A: Electrolyte:Electrolytes are substances, when dissolved in water undergoes physical or chemical…

Q: For each of the following solutions, calculate the normality

A: 1) For acids:  N = M × Basicity  Where basicity is no.of  replaceable H+ ions by an acid  2) For…

Q: A 31.98 mL sample of strontium hydroxide is neutralized by 23.40 mL of 0.150 M hydrochloric acid.…

A: Write the required equation. M1V1=M2V2 Solve for M1. M1=M2V2V1 Substitute 0.15 M for M2, 23.4 ml for…

Q: What volume of 0.7777 M HNO3 is needed in order to produce 200 mL of 0.1550 M HNO3?   12.24 mL…

A: Given data - - > M1 = 0.7777 M V1 =? M2 = 0.1550 M V2 = 200 ml We know that from the formula M1V1…

Q: Experiment 5 Determination of the purity of KHP sample. The purity of KHP was determined by first…

A: Number of mols = concentration in M × volume in L Weight = number of mols × molecular weight

Q: A 691 mLmL NaClNaCl solution is diluted to a volume of 1.11 LL and a concentration of 8.00 MM . What…

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Q: If your first titration yielded a concentration of 0.37 mg/mL and your second titration yielded a…

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Q: Chemistry What is the mass of MnCl2 (97% purity) required to make 50 mL of 350 UM Mn(II)?

A: Given :  Volume of Mn(II) solution = 50 ml  Concentration of Mn(II) = 350 uM  Purity of MnCl2 = 97%…

Q: Assume that you used 1.20 ml acetophenone and 1.40 ml benzaldehyde, calculate the theoretical yield.…

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Q: Mixing 10.00 mL of an aqueous solution with 10.00 mL of water represents a

A: Formula Used  Concentration = no of moles / Volume Given : Volume of solution = 10 mL Volume of…

Q: In titration, what solution is placed inside the Erlenmeyer flask? Group of answer choices diluted…

A: During titration two solutions are used. One with known concentration which placed in burette.

Q: How many mL of water must be added to 197 mL of 1.50 M HCl to give 1.00 M HCl? (Assume the volumes…

A: Given :  Molarity of HCl = 1.50 M  We have to calculate how much water needs to be added to make…

Q: What is the inactive ingredient of a precipitated sulfur ointment?

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Q: For Question 2 and 3 please refer to the following diagram. The following data and diagram represent…

A: The relation of concentration and absorbance can be find with the help of graph between them. Here…

Q: Consider the titration of 25.00 mL of Sprite with 0.053 M NaOH. Using the following data, determine…

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Q: If the initial volume reading for the first titration was 0.16 mL and the final volume reading was…

A: Volume of iodine that was used can be calculated by  the difference of reading. volume of iodine…

Q: How many milliliters of 18.2 M H2SO4 are needed to prepare 600.0 mL of 0.10 M H2SO4?

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