jacobbullard8292 jacobbullard8292

05-10-2022
Chemistry

Answered

in addition to the number of moles of calculated in part , what other quantity must be measured in order to calculate the mass percentage of in the impure sample of ?

Answer :

Other Questions

a sample of natural gas contains 8.24 moles of methane, 0.421 moles of ethane, and 0.116 moles of propane. if the total pressure of the gas is 1.37 atm, what ar

Methane gas reacts with chlorine gas to form dichloromethane and hydrogen chloride, as represented by the equation below. CH4 (g) + 2 Cl2 (g) → CH₂Cl2 (g) + 2 H

4.6g of sodium is added to the water. Calculate the mass of water after the reaction. (Na=23, H=1, O=16)

calculate the molarity of a 7.04% by mass solution of h2so4 in h2o. the density of this solution is 1.048g/ml and the malar mass of h2so4 is 98.1g/mol

Heavy metal ions like lead(II) can be precipitated from laboratory wastewater by adding sodium sulfide, Na2S. Will all the lead be removed from 12.8 mL of 7.50×

calculate the mass of iron(iii) oxide that contains a million oxygen atoms. be sure your answer has a unit symbol if necessary, and round it to significant digi

you place 53 ml of 0.687 m naoh in a coffee- cup calorimeter at 25.00°c and add 64.6 ml of 0.687 m hcl, also at 25.00°c. after stirring, the final temperature i

chlorine-35 with a mass of 35.0 amu occurs in nature with an abundance of 76.0%. chlorine-37 with a mass of 37.0 amu occurs with an abundance of 24.0%. what is

PLEASE HELP!!!!!! 11. Using the following equation: C,Hg + Oz CO, + H,O a. Prove that the equation does not obey the law of conservation of mass by comparing th

The element sodium, Na, has an atomic number of 11 and an atomic mass of 23.0 atomic mass units (amu). Which of these elements is MOST likely to have similar ch