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

How many barrels of oil pass through the Strait of Hormuz each day.

Find the equation of the line shown. у. 10 9 8 7 6 5 4 3 2 1 o Х 1 2 3 4 5 6 7 8 9 10

1. If quadrilateral ABCD is rotated 270° clockwise about the origin, find the coordinates of B'.

Differentiate between order and command

Why was the invention of electricity and manufacturing important to the making and storage of ice cream according to the text the history of ice cream Ice cream

Please help me with this!

Answer…./………………………….

Summarize the Greek mythology Poseidon.

What isotope is produced when tungsten-179 absorbs an electron

NEED HELP ASAP. please do not answer if you won’t help. If three resistors with resistances R1,R2,R3, are connected in parallel their combined resistance R is g