subject
Chemistry, 20.11.2020 08:30 Noneed101

Can someone answer these plss :-))) 1. You have sample of 269.16 grams of water which contains 29.91 g of Hydrogen and 239.25 g of Oxygen.

Calculate the % Composition of H and O.

What is the mass ratio of this sample of water?

2. A sample of 150.00 grams of NaCl is composed of 60.00 g of Na and 90.00 g of Cl

Calculate the % Composition of Na and Cl

Calculate the mass ratio of your sample

ansver
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 18:40, babas97
Determine the energy released per kilogram of fuel used. given mev per reaction, calculate energy in joules per kilogram of reactants. consider 1 mole of tritium plus 1 mole of deuterium to be a mole of “reactions” (total molar mass = 5 grams).
Answers: 1
image
Chemistry, 22.06.2019 01:50, Nopernope11
What happens when an acid dissolves?
Answers: 3
image
Chemistry, 22.06.2019 06:00, joelpimentel
This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light
Answers: 2
image
Chemistry, 22.06.2019 09:00, dante766
Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?
Answers: 1
You know the right answer?
Can someone answer these plss :-))) 1. You have sample of 269.16 grams of water which contains 29.9...

Questions in other subjects:

Konu
Mathematics, 05.10.2019 16:00
Konu
Mathematics, 05.10.2019 16:00
Konu
Mathematics, 05.10.2019 16:00
Konu
Computers and Technology, 05.10.2019 16:00