Solved

Calcium Hydride (CaH2) Is So Reactive with Water That It

Question 113

Multiple Choice

Calcium hydride (CaH2) is so reactive with water that it can be used to remove traces of water from solvents other than water. If 24.6 g of calcium hydride is added to a large volume of solvent that contains 14.0 g of water, which of these remains, water or calcium hydride, after the reaction is complete? The reaction is: CaH2(s) Calcium hydride (CaH<sub>2</sub>) is so reactive with water that it can be used to remove traces of water from solvents other than water. If 24.6 g of calcium hydride is added to a large volume of solvent that contains 14.0 g of water, which of these remains, water or calcium hydride, after the reaction is complete? The reaction is: CaH<sub>2</sub>(s) 2H<sub>2</sub>O(l) Ca(OH) <sub>2</sub>(s) 2H<sub>2</sub>(g) A) CaH<sub>2</sub> will be left over. B) Water will be left over. C) Both will be completely consumed. D) There is no way to tell. 2H2O(l) Calcium hydride (CaH<sub>2</sub>) is so reactive with water that it can be used to remove traces of water from solvents other than water. If 24.6 g of calcium hydride is added to a large volume of solvent that contains 14.0 g of water, which of these remains, water or calcium hydride, after the reaction is complete? The reaction is: CaH<sub>2</sub>(s) 2H<sub>2</sub>O(l) Ca(OH) <sub>2</sub>(s) 2H<sub>2</sub>(g) A) CaH<sub>2</sub> will be left over. B) Water will be left over. C) Both will be completely consumed. D) There is no way to tell. Ca(OH) 2(s) Calcium hydride (CaH<sub>2</sub>) is so reactive with water that it can be used to remove traces of water from solvents other than water. If 24.6 g of calcium hydride is added to a large volume of solvent that contains 14.0 g of water, which of these remains, water or calcium hydride, after the reaction is complete? The reaction is: CaH<sub>2</sub>(s) 2H<sub>2</sub>O(l) Ca(OH) <sub>2</sub>(s) 2H<sub>2</sub>(g) A) CaH<sub>2</sub> will be left over. B) Water will be left over. C) Both will be completely consumed. D) There is no way to tell. 2H2(g)


A) CaH2 will be left over.
B) Water will be left over.
C) Both will be completely consumed.
D) There is no way to tell.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q108: In which of the following reaction mixtures,

Q109: What mass of phosphoric acid (H3PO4, 98.00

Q110: How many total atoms are there in

Q111: In a self-contained breathing apparatus, potassium superoxide,

Q112: For movie night, Annabelle popped two bags

Q114: A bottle containing 1,665 g of sulfuric

Q115: Dialuminum hexachloride, Al2Cl6 (266.66 g/mol), is an

Q116: Household bleach contains 5.0% sodium hypochlorite (NaOCl)

Q117: One reaction that occurs during the deployment

Q118: Ammonia, NH3, is an important industrial chemical.

Unlock this Answer For Free Now!

View this answer and more for free by performing one of the following actions

qr-code

Scan the QR code to install the App and get 2 free unlocks

upload documents

Unlock quizzes for free by uploading documents