ahmedawintumaalembil ahmedawintumaalembil

03-08-2022
Chemistry

contestada

Calcium Oxide at mass 14.0g react with water. Determine the mass at which the calcium hydroxide formed. [ Ca=40, O=16, H=1]

Respuesta :

mathsoul mathsoul

03-08-2022

Calcium oxide CaO = 40+16 = 56
Calcium hydroxide Ca(OH)_2 = 40+16+16+1+1 = 74

The ratio 56:74 is equal to 14:x with x being the unknown mass.
56/14 = 4
74/4 = 18.5
So the answer is 18.5g assuming the water is in excess

Answer Link

Otras preguntas

Select all the correct answers. Which three body parts form part of the musculoskeletal system? tendons bones hormones glands joints

10ac x 6ab x (-2abc) = ?

Plzz helpp ASAP!! The value is thousand, ten thousand, hundred thousand:)

What is the greatest common factor of 30b^2, 80b^2, and 20b^2

Which statement about the slopes of the functions is true?

Which of the following sentences has a helping verb? A. Her brother paddled the canoe. B. He went home late. C. She had rested on the dock. D. She swam across t

Some machines do not multiply the force that is applied to them. Question 20 options: True False

What does God hope for humanity and how does he want us to experience life? URGENT PLEASEEE

a computer scans every 2.75 days and another scans every 3.5 days how many days to scan on the same day?

In general, the mere physical activity individuals do, A. the more intense the exercise needs to be B. the more money they will save on dieting C. the more tele