How many liters of NO gas can be produced at STP from 80.0 mL of a 4.00 M HNO3 solution and 10.0g of Cu?

Q: Calculate the number of moles in 854 mL of HCl at STP.

A: According to ideal gas law, the volume of the same number of moles of all gaseous at constant…

Q: How many grams of Al2(C204)3 are needed to make 35.2 mL of a 14.3 %(m/v) solution?

A: Mass by volume percent is defined as mass of solute divided by volume of solution multiplied by 100.…

Q: In dilute nitric acid, the concentration of HNO3 is 6.00 M and the density is 1.19 g/mL. What is:…

A: Given, M = 6.00 M Density = 1.19 g/mL

Q: How many liters of 44.6N of H3PO4 are needed to prepare 750 ml of 7.4M.

A: Given data is as follows: The normality of H3PO4 = 44.6 N The volume needed to prepare H3PO4 = 750…

Q: Breathing air that contains 4.0 % by volume CO2 over timecauses rapid breathing, throbbing headache,…

A: Given volume of carbon dioxide is 4.0%.  Consider one mole of ideal gas.

Q: 8. What volume of a 0.500 M solution of Nal could be prepared with 113 g of solid Nal?

A: Given data: Concentration of NaI = 0.5 M or 0.5 mol/L Mass of NaI = 113 g Formula used:

Q: At 0 °C and 1.00 atm, as much as 0.70 g of O2 can dissolve in 1 L of water. At 0 °C and 4.00 atm,…

A: Solution is the one of the form of liquid where the components are dissolved uniformly in the…

Q: What volume of concentrated 15.75 mol/L nitric acid would a lab technician need to make 5.50 L of…

A: We know, volume multiplied by concentration gives the number of moles of that substance. Here, the…

Q: How many grams of Na2S2O3 are needed to prepare 87.0 mL of a 5.00 %(m/v) Na2S2O3solution?

A: Percentage mass by volume is defined as moles of solute per 100 mL of the solution and it can be…

Q: What is the molarity of a solution prepared by diluting 5.00 mL of concentrated HNO3 to 0.250 L

A:

Q: 2) How many mL of a 0.5M solution of HCI would be needed to react with 10grams of Zinc? 3) If 50mL…

A:

Q: 7:31 Question 48 of 50 Submit A solution was made by adding 800 g of ethanol, C₂H5OH, to 8.0x10³ g…

A:

Q: If the concentration of a gas in solution is 5.9 and the pressure exerted over the solution is 3.7…

A: Given: Concentration of a gas in solution = 5.9 mol/L Pressure = 3.0 atm

Q: A 1.0 L solution of 0.50 M H2SO4 is diluted to a new volume of 2.5 L. What is the concentration of…

A: The dilution is the process in which only solvent is added and the solute remains same. Hence, the…

Q: 1. How will the concentration of dissolved oxygen in water be affected by thermal pollution? a. it…

A: As per regulations only the first question can be attended. 1) Amount of oxygen dissolved in water…

Q: Prepare 250 ml of 2.5% w/v NaCl

A: Solutions are prepared in various concentration. One of such concentration is weight by volume…

Q: f 50.0 mL of concentrated (18M) sulfuric acid is diluted to a total of 1.0 L, what is the new…

A: Given, Initial concentration (M1) = 18 M. Initial volume (V1) = 50.0 mL = 0.05 L Final volume (V2) =…

Q: What is the thickness of the atmosphere (in nanometer,nm) for a solution of 0.23 mol/L of KCl? O a.…

A:

Q: A tank contains 6OL of water contaminated with Mercury at a concentration of 0.03 mg/L. Clean water…

A:

Q: How many mL of 2.50% (w/v) salt solution would contain 1.80 g of salt?

A: w/v= 2.50 %  Mass of solute = 1.80 g  Volume of solution (in ml ) = ?

Q: How many milliliters of ozone gas at at 25.0°C and 1.00 atm pressure are needed to react with 45.00…

A: The balanced chemical equation given  O3 ( g) + 2 I- ( aq) + H2 O( l) → O2 ( g) + I2 ( s) + 2 OH- (…

Q: How many grams of 42% (MgO equivalent) magnesium carbonate are required to prepare 14 liters of…

A: Let y grams of magnesium carbonate is required. Mass of MgO = 42y100 g Mass of MgO in 14 L solution=…

Q: A 0.200 L sample of water has a BOD of 15 ppm O2.  How much organic material (approximated as CH2O)…

A: The BOD of water is 15 ppm. BOD is the amount of oxygen required to decompose the organic matter…

Q: 7. How many Liters of 18.0M H2SO4 are required to prepare 1.0 L of a 0.900 M solution ?

A: The given problem relates to stock dilution, so we can use the below relation to calculate the…

Q: what is the concentration of neon in the atmosphere in ppm

A: Earth’s atmosphere contains 78% of N and 21% of oxygen and traces of other gases are also found.Air…

Q: What is [H3O+] in a solution obtained by dissolving 205 mL HCl(g), measured at and 23oC and 751…

A: Given that,  Volume of HCl gas V = 205 mL = 0.205 L Temperature T = 23°C = 296 K Pressure P = 751…

Q: You are required to prepare a 3.5% AgNO3 solution, using 5.00g of silver nitrate. How much water…

A: given, mass percentage = 3.5% Mass of silver nitrate in solution = 5.00g

Q: is when bodies of water contain abundance of nutrients caused by humans. O A outrophication OR…

A: Eutrofication is the excessive growth of algal blooms in water body due to excessive enrichment of…

Q: What are the mole fraction and the mass percent of a solu-tion made by dissolving 0.30 g of KI in…

A: Substitute 0.4 L as volume and I g/mL as the density of water in the expression of density to…

Q: What is the volume (in liters) occupied by 49.8 g of HCl at STP

A:

Q: A sample of 7.92 g of Mg(OH)2 is added to 24.2 mL of 0.225 MΗΝΟ, . Part D How many moles of HNO3 are…

A: Given: Mass of Mg(OH)2 = 7.92 g. Concentration of HNO3 = 0.225 M And volume of HNO3 taken = 24.2 mL…

Q: 1. How many moles of HNO3 are needed to prepare 5.0 L of a 2.0 M solution of HNO3? а. 2.5 b. 5 С. 10…

A: Molarity of the solution is the number of moles of the Solute Present in one liter of solution. It…

Q: All the CaSO4 present in 0.511g of an impure sample of plaster is converted to 0.821g BaSO4. What is…

A: All CaSO4 in the mixture is converted in BaSO4  one mole of BaSO4 comes from one mole of CaSO4 233g…

Q: How many grams of lithium peroxide are required to prepare 329 mL of 0.215 M solution?

A: Since the moles of Lithium Peroxide (Li2O2) required will be given by  Moles of Li2O2 =…

Q: How many grams of HBr are in 417mL of a 2.2% (m/v) solution?

A:

Q: How many grams of ammonium chromate are needed to prepare 315 mL of 0.452 M solution

A:

Q: How to prepare 2 liters of 0.1 M H2SO4 solution? (H2SO4; MA = 98 g / mol; 96% and d = 1.84 kg / l)

A: For preparation of sulphuric acid , we can calculate first Molarity using Following formula -…

Q: 205 L of carbon dioxide gas at STP is compressed and then dissolved in 10.0L of water. What is the…

A:

Q: Which of the following is not a property of water? a. When pure, its pH is 7.0. O b. It can dissolve…

A: The properties of water depends on the type of bond formed by it , its surface tension, the tendency…

Q: What volume of 0.350 M HNO3 Can be made from 150mL of 6.6 M HNO3? L (Give answer to correct sig figs…

A:

Q: Phenobarbital elixir contains 4g of phenobarbital drug in a 1000ml solution. The percentage of…

A:

Q: How many grams of boric acid, B(OH)3 (FW 61.83), should be used to make 2.50 L of 0.4300 M solution?

A: Molarity can be calculated using following equation.

Q: If I have a gas at 645 mm Hg and 28. oC in a 4.9 L flask, what will be my new volume at 839 mm Hg…

A: "Since, you have posted multiple questions, we will solve only first question for you. To get other…

Q: At 0 °C and 1.00 atm, as much as 3 g of O2 can dissolve in 1 L of water. At 0 °C and 1.7 atm, how…

A: At 0 °C and 1.00 atm, as much as 3 g of O2 can dissolve in 1 L of water. At 0 °C and 1.7 atm, grams…

Q: How many grams of KCI must be added to 250.0 mL of water to prepare a 9.82% (m/v) solution?

A: Given that: Volume of water = 250.0 mL (m/v) of the solution = 9.82% Mass of KCl = ?

Q: 1. What is the volume (in liters) occupied by 49.8 g of HCl at STP? > II

A:

Q: What volume of H2 gas, measured at 9 °C and 722 torr, can be obtained by reacting 8.40 g of zinc…

A: Given;

Q: what will be a molarity of NaOH solution prepared by diluting 20.mL of a 1.50 M NaOH solution to…

A: Given : Initial molarity of NaOH = 1.50 M Initial volume of NaOH solution = 20 mL And final volume…

Q: How 1) Calculat the con Centration f each i On in Solution when 9. 27g of Mg So4 dissolved in 2.53 L…

A: