1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
LenaWriter [7]
2 years ago
8

Calcium bromide has a formula of CaBr2. Why are there two

Chemistry
1 answer:
tamaranim1 [39]2 years ago
6 0
Bromide gives away 1 electron (valency of 1) and Ca wants to gain 2 electrons (valency of 2) therefore 2 Br ions are needed
You might be interested in
What subatomic particle of the atom has no electric charge
amm1812
Neutrons have no electrical charge.
3 0
3 years ago
How well did tossing the pennies simulate half lives?
SSSSS [86.1K]
Its a 50% chance that approx 1/2 of the pennies will land on tails. The next toss will result the same. and so on and so on. showing how a reaction would slowly eliminate 1/2 of the remaining lives per reaction, until nothing is left. I think it is a good stimulation.
5 0
3 years ago
What mass of hydrogen is required to react with 24.7 g of nitrogen?
yaroslaw [1]

Answer:

10.80 g of H2

Explanation:

As per the equation, let us calculate the mole ratio. N2+3H2→2NH3. As per the equation one mole of nitrogen

8 0
2 years ago
12 *
nikitadnepr [17]

Answer:

true

Explanation:

7 0
3 years ago
URGENT!!! How many molecules of water are produced when a molecule of C7H16 combusts
Arlecino [84]
I wish i knew im sorry
3 0
2 years ago
Other questions:
  • Balance the following equation; then determine how many grams of CO2 will be produced when 40.0 mol of CO reacts with Fe2O3.
    15·1 answer
  • The diagram below shows students set-up for the preparation and collection of oxygen gas
    12·1 answer
  • Write a full chemical equation for the reactions between magnesium and sulfuric acid
    13·1 answer
  • 11. How did the solubility product constant Ksp of KHT in pure water compare to its solubility product constant Ksp of KHT in KC
    6·1 answer
  • ILL MARK AS BRAINLIEST AND ILL GIVE 30 POINTS
    11·1 answer
  • Which of the following are reactants in the equation below? Select all that apply.
    9·1 answer
  • What is the name if this compound? C6H5-C-H=O
    14·1 answer
  • Which of the following elements is a metalloid​
    10·1 answer
  • A series of dilute NaCl solutions are prepared starting with an initial stock solution of 0.100 M NaCl. Solution A is prepared b
    13·1 answer
  • How many moles of calcium nitrate could be produced from 8.64 moles of calcium hydroxide
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!