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

Which of the following is an example of a database? A. The name of the most recent U.S. president B. A word that rhymes with "bat" C. The names and age

How do you work this out?

If 200 people have been working on developing a new community that will feature houses and small businesses, what will happen to the PPC of the community if 100

Why is the number of Texas farmer workers decrease in the mid 1900

What type of graph is best to compare two sets of data over time A bar graph B line graph C double bar graph D double line graph

how do you find slope

A scientist finds the distances d that two snakes travel in a time of t seconds. the equation 16t = d represents the relationship for the black mamba. the equat

What are the group of pigments in the thylakoid called?

During the great depression 1 on 4 people were out of work true or false

If point A, having coordinates (9,p) and point B, having coordinates (p,7), lie on a line having a slope of -1/3, what is the value of p?