9QWDJWVQFJIN 9QWDJWVQFJIN

Chemistry

Answered

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

Answer :

NINAYUNGIN NINAYUNGIN

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

In Trainings: Other Questions

If A And B Are Integers Such That -6 a X B? (A)-36 (B)-30 (C)-24 (D)-12

What Is One Reason That The Number Of Children Working In Factories Increased In The Late 1800s? Workplaces Became Safer For Children As A Result Of Union Work.

Solve The Equation For X. 6-√4+3x = 2

5 Type The Correct Answer In The Box. Use Numerals Instead Of Words. If Necessary, Use / For The Fraction Bar. Mark Wants To Fence 4 Rectangular Gardens, Each W

Please Help Soon! I Have A Trig Question...

How Does The Cartoon Illustrate One Of The League’s Major Problems? It Shows That The League Was Strong Because It Had Important Member Nations. It Shows That T

Select The Correct Text In The Passage. Which Three Details In The Text Work Together To Build Tension In The Rising Action? [7] The Hour Struck For Retiring; A

11. A Quiz Has 10 Multiple Choice Questions With 3 Choices For Each Question. Answer The Following For Someone Who Randomly Chooses Answers To The Questions. a.

Which President Of The United States Was The First To Host A Fourth Of July Celebration At The White House?.

A Researcher Wants To Study Quality Of Sleep. She Looks At The Prior Literature To Identify An Existing Questionnaire That Other Researchers Have Developed And

Somebody Help Me With This Question Please. I’ll appreciate It Thank You Which Of These Sentences Is Correctly Capitalized?

Please Help Me!! Find The Total Surface Area Of The Following cone. Leave Your Answer In Terms Of . 2√3 Cm 2 Cm SA = [? ]π Cm² Hint: Surface Area Of A Cone = Πr