9qwdjwvqfj 9qwdjwvqfj

03-11-2021
Chemistry

contestada

Calcium bromide has a formula of CaBr2. Why are there two
bromide ions for every one calcium ion?

Respuesta :

ninayung ninayung

03-11-2021

bromide gives away 1 electron (valency of 1) and Ca wants to gain 2 electrons (valency of 2) therefore 2 Br ions are needed

Answer Link

Otras preguntas

The universal energy currency among living things is

PLEASE ANSWER CORRECTLY & ASAP, marking brainliest ONLY IF CORRECT! Titus works at a hotel. Part of his job is to keep the complimentary pitcher of water at

e average distance between Jupiter and the sun is 7.8 × 108 kilometers, and the average distance between the sun and Neptune is 4.51 × 109 kilometers. What is

Select the quadratic that has roots x=8 and x=-5 a x^2 + 3x -40 B x^2-3x-40 C x^2 + 13x +40 Dx^2-13x+40

how do i write, the sum of 2 and -3 decreased by 7

You publish a magazine for calculator collectors. to produce and distribute this magazine, you use a number of inputs: • computers • labor • paper • postage • s

If sin 90= 1, then the cos 0= blank

Please help out my peeps

Which would be the best evidence that a cell is using active transport to move a substance across its cell membrane? A. Substances are moving rapidly across th

What is the key to maintaining a healthy weight apex?