Chemistry, 04.12.2021 14:00 mayapril813

1.4g of calcium oxide obtained by heating limestone was found to contain 0.4g of oxygen. another sample of 3.5g of calcium oxide obtained by direct combination of calcium and oxygen was found to contain 2.5g of calcium. show that data are in accordance with the law of definite proportion

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 10:10

Stage in which a typical star has completely stopped fusion

Answers: 1

Answer

Chemistry, 22.06.2019 15:50

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate

Answers: 1

Answer

Chemistry, 23.06.2019 02:00

What is the difference between a substance "getting wet" and "being dissolved" in a liquid at the particulate level?

Answers: 3

Answer

Chemistry, 23.06.2019 02:30

Calculate the ph at the equivalence point for the titration of a solution containing 150.0 mg of ethylamine (c2h5nh2) with 0.1000 m hcl solution. the volume of the solution at the equivalence point is 250.0 ml. kb forethylamine is 4.7 × 10−4 .

Answers: 2

Answer

You know the right answer?

1.4g of calcium oxide obtained by heating limestone was found to contain 0.4g of oxygen. another sam...

Questions

Mathematics, 09.07.2019 05:30

If a < b then a is located to the of b on a number line...

Mathematics, 09.07.2019 05:30

Which equation represents an inverse variation function that passes through the points (4, 5) and (10, 2)?...

History, 09.07.2019 05:30

Factory work was not easy. most working conditions were not ideal. first of all, it involved long hours. typical factory workers put in twelve-hour da...

Mathematics, 09.07.2019 05:30

How can you express (16 + 40) as a multiple of a sum of whole numbers with no common factor? a. 2 × (8 + 20) b. 4 × (4 + 10) c. 8 × (2 + 5) d. 16...

English, 09.07.2019 05:30

Which themes are common in carson mccullers's works? a. adventure and intrigue b. mystery and suspense c. loneliness and isolation d. wealth and gree...

Physics, 09.07.2019 05:30

What can cause you to observe that sone objects fall faster than others?...

Biology, 09.07.2019 05:30

Which of the following is a trace element in the human body? nitrogen, zinc, oxygen or hydrogen?...

English, 09.07.2019 05:30

Petrarch's father wanted him to become a lawyer, but petrarch was more interested in...

Health, 09.07.2019 05:30

Ineed a 5 paragraph essay on what i'm for...

History, 09.07.2019 05:30

Which of the following terms refers to a complex culture where a large number of people share a large number of characteristics? *...

History, 09.07.2019 05:30

How did the principle of diminishing marginal utility is related to the downward- sloping demand curve...

English, 09.07.2019 05:30

Which war is tim o'brien's short story "ambush" based on? a. world war i b. korean war c. world war ii d. vietnam war...

French, 09.07.2019 05:30

Clovis, who was a frank, conquered gaul after the collapse of the roman empire. true or false...

Biology, 09.07.2019 05:30

Pretty easy i just get confused with independent and dependent variables...

Mathematics, 09.07.2019 05:30

Three friends are dividing the cost of a kite equally the kite it cost $15.75 how much will each person pay...

Biology, 09.07.2019 05:30

Four different animals live in the forest. they sleep during the day time and hunt at night. they have similar physical characteristics but their skin...

Mathematics, 09.07.2019 05:30

Solve for x (show work ) -(5x+7)+1=-5x-5...

Mathematics, 09.07.2019 05:30

Answer asap 10 points no need for work just answer...

History, 09.07.2019 05:30

What is not true about the economy at the end of world war ii...

Biology, 09.07.2019 05:30

Hope do the daughter cells produced by mitosis compare to the original cell...

More questions: Chemistry Another questions