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
sasho [114]
3 years ago
13

3.What is the chemical formula for magnesium oxide

Chemistry
1 answer:
Bas_tet [7]3 years ago
4 0

Answer: MgO

Explanation:

Magnesium = +2 valency

Oxygen = - 2 Valency

The valencies cancels each other out , given a net charge of 0, hence we have; MgO

You might be interested in
C’est quoi homogène
Anettt [7]

What is homogeneous?

A homogeneous mixture is a solid, liquid, or gaseous mixture that has the same proportions of its components throughout any given sample.

8 0
3 years ago
How do scientists distinguish between an element and a compound? List two elements and two compounds.
mrs_skeptik [129]
Element and compound , and or heterogeneous and homogeneous
6 0
3 years ago
Read 2 more answers
How does an increase in concentration affect a chemical reaction? (3 points)
Firlakuza [10]

Answer:

Explanation:

1. Increasing the concentrations of reactants in a chemical reaction would affect a reaction positively by increasing the number of collisions within a particular period which in turn increases the rate of reaction.

2. The molecules gains energy,which enable them to move faster and collide with the right energy for a reaction to take place.

3. The average kinetic motion of molecules in a solution can be measured by measuring the temperature. Temperature is a measure of the average kinetic energy of molecules in a solution.

4 0
4 years ago
What is the carbon skeleton formed in the following reaction?
Karolina [17]

Answer:

vicobic ohffsrhnuyoekenennejjekemjdhfmkd

3 0
3 years ago
Which is the best reason given to explain why metals make good electrical conductors?
iris [78.8K]

Answer: Metals are an excellent conductor of electricity and heat because the atoms in the metals form a matrix through which outer electrons can move freely.

Explanation:

7 0
3 years ago
Other questions:
  • SI unit for measuring distance is
    10·1 answer
  • 1.How does the surface tension of water compare with the surface tensions of most other liquids? (1 point)
    13·2 answers
  • How much would the temperature of 275 g of water increase if 36.5 kJ of heat were added? cwater =4.18J/g°C
    8·1 answer
  • What is material deposited by a glacier?
    8·1 answer
  • How many atoms of carbon are contained in 47.6 g of al2(co3)3? the molar mass of al2(co3)3 is 233.99 g/mol?
    11·2 answers
  • Half-reactions can be written to represent all
    10·2 answers
  • What are observable changes when burning a log?
    10·2 answers
  • A solution was made by mixing 60.5 g of glucose (C6H12O6) with enough water to make 325 ml of solution. What is the percent (mas
    15·1 answer
  • A 37.2 g sample of copper at 99.8 °C is carefully placed into an insulated container containing 188 g of water at 18.5 °C. Calcu
    15·1 answer
  • C. Balance these fossil-fuel combustion reactions. (1 point)
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!