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
iVinArrow [24]
4 years ago
15

Basic Chem:

Chemistry
1 answer:
Agata [3.3K]4 years ago
5 0
1. 2Fes2 + 5.5O2. Fe2O3 + 4SO2

2. is already balanced

3. 2k + Br2. KBr

4. SiO2 + 4HF. SiF4 + 2H2O

hope that helps
You might be interested in
What are 3 household substances that contain acids and say why are they useful​
Nonamiya [84]

Answer:

battery. you use it for your remotes. vinegar. you use vinegar for cooking of cleaning. nail polish remover. you use this for removing nail polish

6 0
3 years ago
An atom of sodium can transfer its one valence electron to an atom of...
seropon [69]

Answer:

I believe it is B,fluorine to complete the octet rule

Explanation:

4 0
3 years ago
Read 2 more answers
What is the mole to mole relationship between copper and zinc? Cu2+(aq)+->Cu(s)+Zn2+(aq)
Aliun [14]

The reaction is missing the Zn(s) in the reactants. The stoichiometry of the copper/zinc is 1 mole to 1 mole

5 0
4 years ago
What is the equations that decompose hydrogen peroxide
Rufina [12.5K]
2H2O2 decomposes into the products 2H2O + O2(g)
5 0
3 years ago
Watered down koolaid is an example of
N76 [4]
The answer is A . Saturated solution
5 0
3 years ago
Other questions:
  • The rate of disappearance of HBr in the gas phase reaction 2 HBr(g) → H2(g) + Br2(g) is 0.140 M s-1 at 150°C. The rate of appear
    11·1 answer
  • How do you tell if a reaction is endothermic or exothermic using only the written formula
    13·1 answer
  • How to calculate the mass of hydrated CuSO4
    12·1 answer
  • PLEASE HELP ME
    5·1 answer
  • Modern atomic theory states that atoms are neutral. How is this neutrality achieved?​
    10·2 answers
  • A gas sample occupies 4.2 L at a pressure of 101 kPa.
    8·2 answers
  • What does mufasa mean when he says we are all connected in a circle of life?
    5·2 answers
  • How are lysosomes and vacuoles the same? How are<br> they different?
    14·1 answer
  • Which of these has the most kinetic energy?
    9·1 answer
  • Near Tatooine's famous Mos Eisley Space port you found a 774.92 mL block of gold. What is the mass in kilograms of this block? H
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!