595 mL sample of table salt (NaCl) contains 28.6 g of NaCl.  What is the molar concentration of the solution? (3 sf)

Q: A metal alloy is made up of elements X and Y. The mass of the sample of the metal is 15.3 g. Metal X…

A: We have mass of X as 4.1 g, mass of metal as 15.3 g, we have to calculate the percent mass by mass…

Q: Which of the following is NOT true of molarity? it is defined as moles solute per liter of solvent…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: How many moles of solute are there in the following solutions?

A: Molality = Number of moles of solute / Mass of solvent (kg)

Q: The vinegar that you can buy at a grocery store is actually a dilute acid solution that is 5.0% w/v…

A: Given that, the vinegar that you can buy at a grocery store is actually a dilute acid solution that…

Q: Potassium cyanide is a toxic substance, and the median lethal dose depends on the mass of the person…

A: 1. Molarity=Moles of solute/Volume of solution (in litres)

Q: An unspecified amount of sulfuric acid is added to 1.19 g of solid barium chloride, then water is…

A: Given: mass of BaCl2 = 1.19 g Total volume of solution = 1.72 L molar mass of BaCl2 = 208.23 g/mol

Q: How many moles of solute are there in the following solutions?   1.80×10-1  m glucose solution made…

A:

Q: What is the molarity of a solution that contains 5.36 grams of magnesium oxide in a solution with a…

A: given, the mass of magnesium oxide = 5.36 grams volume of solution = 487 mL = 0.487L

Q: 140 130 120 110 100 90 80 70 60 50 40 30 20 10 Solubility (g/mL) Potassium nitrate Sodium chloride…

A: The solubility curve given is,

Q: IN action: K,S + 2 H,0 ality of a solution that contains 3.03 grams of H,S in 804 mL of solution.

A:

Q: 6.) A sulfuric acid (H2SO4) solution with a concentration of 6.00 M has a density of 1.34 g/mL. What…

A: 6.) Given:    6.00 M H2SO4 has a density of 1.34 g/mL     The volume of the acid solution is 1000 mL

Q: What is the percent by mass of a solution if 20.0 g of sodium hydroxide is dissolved in 250.0 g of…

A: Given: The mass of sodium hydroxide (solute) is 20.0 g The mass of water (solvent) is 250.0 g

Q: You have 150 g of a bleach solution.  The percent by mass of the solute sodium hypochlorite (NaClO)…

A:

Q: How many moles of solute are there in the following solutions?   1.80×10-1  m glucose solution made…

A: Molality (m) is used to express the concentration of a solution.It is defined as the moles of solute…

Q: Standard vinegar solutions are about 5% acetic acid by mass. What is the molarity of a 5% vinegar…

A: Vinegar is aqueous solution which contains small amount of acetic acid. Generally vinegar is used as…

Q: A solution is prepared with 5.0 g of HCl and 195.0 g of H2O. The HCl solution has a density of 1.49…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: The LD50 of KCN for a 75kg person is 375mg. If this amount of KCN was put into a single cup (275mL)…

A: Given:The median lethal dose of the of potassium cyanide is 375mg for 75kg person.Volume of a single…

Q: 1 How many moles of solute are present in 35.0 M KNO3? 1.2 What is the concentration in percent by…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: A patient has a cholesterol count of 206 mg/dL. What is the molarity of cholesterol in this…

A: Molarity (M) is defined as the number of moles of solute per volume of the solution in liter. It can…

Q: Household bleach contains about 5.2 g of sodium hypochlorite in 100g of water. What is the molarity…

A: Given that Mass of sodium hypochlorite (NaOCl) = 5.2 g Mass of solvent (water) = 100 g If volume is…

Q: A typical househol vinegar contains 5.00% v/v acetic acid. If density of acetic acid is 1.05 g/mL,…

A:

Q: How many milliliters of 10.0 M HCl(aq)10.0 M HCl(aq) are needed to prepare 780.0 mL780.0 mL of 1.00…

A: Since the moles of HCl will be coming from the stock solution (10.0 M HCl(aq) solution)  Hence the…

Q: molarity and normality

A:

Q: A student determines the calcium content of a solution by first precipitating it as calcium…

A: Given data,Molarity of Ca(NO3)2=0.531MVolume of Ca(NO3)2=34.0mL=0.034L

Q: Calculate the molarity of each of the following solutions. (a) 6.80 g of methanol (CH3OH) in 1.50 ×…

A: Molarity is the ratio of moles of solute to the volume of solution in liters.  Number of moles =…

Q: What is the molarity of an 85.0-mL ethanol (C2H5OH) solution containing 1.77 g of ethanol?   What…

A: The answers to both questions are given as:

Q: Calculate the mass of potassium hydrogen phthalate (KHP) molar mass=204.22 your answer has the…

A:

Q: If the molecular weight of glycerol is 92.1 g/mole, and its density is 1.26 g/mL. What is the…

A: Given  Molecular weight of glycerol  ( m )   = 92.1 gram/ mole  density ( d )    = 1.26 gram/mL…

Q: JJ is making miso soup. 1 bowl of soup has a volume of 375 mL. The soup has 1.00 g of table salt in…

A: Given that, mass of salt= 1.00g  volume= 375 ml = 0.375 L  then,

Q: The recommended dose of Remdesivir is 200 mg (0.200 grams) by injection on day 1. Assuming the blood…

A: We have to predict the concentration of the remdesivir . Concept: first we can calculate the moles…

Q: What is the mass percent (m/m) of the KCl solution?   b) What is the molarity (M) of the KCl…

A:

Q: Calculate the number of moles of water in a solution that contains 16 g NaOH in 320 mL water. (a)…

A: Given: Density of water = 0.99 g/cm3 Molar mass of water = 18 g/mol

Q: Be sure to answer all parts. Calculate the molarity of each of the following solutions. (a) 7.19 g…

A: Answer : Molarity is the ratio of moles of solute to the volume of solution in liters. Molarity…

Q: The mass percent of acetic acid in household vinegar is approx. 5.00% How much water would you need…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: What is the molarity of a solution formed from 6.75 g NaCl dissolved in water to make a sol'n with a…

A:

Q: What volume (in mL) of a solution that is 0.0191 M in mercury (I) oxide (Hg2O) contains a mass of…

A: Given :-  Molarity of Hg2O solution = 0.0191 M or 0.0191 mol/L  Mass of Hg2O = 2.27 g  To calculate…