What volume of HCl is 1.19 g/mL and 37.2% pure is needed to prepare 2 L of a 2 M solution.

Q: A 25.0 mL sample of a 30.0%(v/v) HF solution has a density of 1.101 g/mL. The sample is diluted to a…

A:

Q: Calculate the mass percent of a NaCl solution prepared by mixing 20.8 g NaCl with 586 g of pure…

A:

Q: What is the molarity of a solution containing 17.9g of NH3 dissolved in 195mL of solution?

A: Applying formula of molarity  M= n/V(mL)×1000

Q: Calculate the molality of KCl in the solution. Express vour answer with the appropriate uni

A:

Q: What mass of a 4.00% NaOH solution by mass contains 15.0 g of NaOH?

A: Given: Mass of NaOH = 15.0 g Mass % of NaOH = 4.00 %

Q: how many grams of K2SO4 are needed to make 250 ml of a 0.150 m k2so4 solution

A: Solution The mole is associate quantity unit kind of like acquainted units like try, dozen, gross,…

Q: What is the percent by mass of NaCl in 1.60 M NaCl solution? Assume that the solution has a density…

A: The number of moles of NaCl (n) is calculated in 1 liter (or 1000 mL) of solution using equation (1)…

Q: What mass of KCl is dissolved in 250 ml of  a solution that is 4.00% by mass/volume?

A: Given information,    KCl is dissolved in 250 ml of  a solution that is 4.00% by mass/volume