subject
Chemistry, 08.09.2021 08:20 erj6303

< Question 3 of 19
>

A 5.61 g sample of calcium sulfide was decomposed into its constituent elements, producing 3.12 g of calcium and
2.49 g of sulfur.
Which of the statements are consistent with the law of constant composition definite proportions)?
The mass percentage of calcium plus the mass percentage of sulfur in every sample of calcium
sulfide equals 100%.
The ratio of calcium to sulfur will vary based on how the sample was prepared.
Every sample of calcium sulfide will have 3.12 g of calcium.
The mass ratio of Ca to Sin every sample of calcium sulfide is 1.25.
Every sample of calcium sulfide will have 44.4% mass of sulfur.

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 22.06.2019 09:00
If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?
Answers: 1
question
Chemistry, 22.06.2019 12:30
Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)
Answers: 1
question
Chemistry, 22.06.2019 18:10
Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate
Answers: 1
question
Chemistry, 23.06.2019 08:50
What happens after sound waves create vibrations in the ear?
Answers: 1
You know the right answer?
< Question 3 of 19
>

A 5.61 g sample of calcium sulfide was decomposed int...
Questions
question
Mathematics, 30.11.2020 14:00
question
Mathematics, 30.11.2020 14:00
question
Arts, 30.11.2020 14:00
question
Mathematics, 30.11.2020 14:00
question
Mathematics, 30.11.2020 14:00
question
Social Studies, 30.11.2020 14:00