tomstringfellow05 tomstringfellow05

01-02-2021
Chemistry

contestada

80g of calcium reacts with water to form 114g of calcium hydroxide and 2g of
hydrogen.
2 Ca + 2 H0+2CaOH + H,
What mass of water was used in this reaction?

Respuesta :

plamid04 plamid04

01-02-2021

Answer:

31g

Explanation:

80g(Ca)+m(H2O)=114g(CaOH)+2g(H2)

the total mass of the prodicts doesn't change throughout the process

80g+m(H20)=116g

m(H20)=31g

Answer Link

Otras preguntas

Select all the correct answers. Which two themes are found in Susan Glaspell's "A Jury of Her Peers"?

Explain the significance of retinal changes in a patient with high blood pressure.

What was V-E Day?0O A. Victory in England DayVictory in Europe DayO c. Victory in Japan DayOD. Victory Every Day

There are several concepts that are a part of classical conditioning. Match the concepts to their descriptions below. Acquisition Extinction Spontaneous recover

A force vector has a magnitude of 720 N and a direction of 38 degree north of east. Determine the magnitude and direction of the components of the force that po

A'B'C'D' is the image of ABCD. What transformation(s) would result in this image?

What statement Correctly describes his solution?

what inference can be made about the cyclops based on the passage?

What kind of change occurs when salt dissolves in water

Proteoglycans are part of the extracellular matrix; they provide structure, viscosity and lubrication, and adhesiveness. They are composed of proteins conjugate