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

The major factors associated with low-back pain are A. race and weight. B. age and physical condition. C. occupation and weight. D. age and occup

What was the Seattle General Strike of 1919? Question 3 options: It was a strike of all nonemergency workers in Seattle, called by the Industrial Workers of the

What does Pentium means?:/

If the vinegar buret tip were not filled with solution before its initial reading was taken, would the calculated normality of the acid be too high, too low, or

Strait between the iberian peninsula and north africa that links the mediterranean sea to the atlantic ocean

Which statement is true about nobles

Reverend parris’s primary concern was _____.

9. The focus of the earthquake is the A. place where the P-wave ends. B. location in which the earthquake was first felt. C. place that sustai

You move right 3 units and left 9 units. You end at (-5, 0). Where did you start?

He was a harsh dictator in Chile, seated in 1973. A. Peron B. Noriega C. Pinochet