slickkingjay77777 slickkingjay77777

16-12-2019
Chemistry

contestada

1. What is the gram formula mass of Ca(OH),?
(1) 29g
(3) 56 g
(2) 34 9
(4) 74 g

Respuesta :

Аноним Аноним

16-12-2019

Answer:

Ca=40 and 2(OH)=34. Then the answer is 74 grams per mol

Explanation:

Ca= 40 gram

O= 16 gram

H=1 gram

OH=17 gram

1 Ca= 40 gram

2 OH=2*17 gram

Sum these up = 74 grams per mole

Answer Link

Otras preguntas

A car costing $125 000 may be paid for in any of the following ways: Scheme A: By cash full payment. Scheme B: A deposit of 40% of the cost plus 72 monthly pay

What did the Prophet P.B.U.H say while appointing the Commander for the war?

Please HELP!!!!!!!!!!!!!!!!!

Geometry... Please help and I'll mark brainliest. Triangle proofs & reasons

What are the solution of the following system X-y=-4 / 4x-4y=-16

I really need HELP with this PLEASE....Explain the larger reciprocal relationship between human creative expression and the culture in which it was created usin

Strong readers make connections with the texts they read to form a deeper understanding. There are four kinds of connections readers make. Identify one connecti

A car travels 200km. The trip takes 4 hours. The highest speed the car travels at is 100Km/h and lowest speed is 45km/h. Calculate the average speed of the trip

Based on what you observe in the photos, why do you think many people believed that industrialization was both a blessing and a curse to the cities in which ind

34. The line shows the path of the ball. As the ball moves from Point 3 to Point 4, which energy conversion is taking place? A thermal to static B static to the