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
ryzh [129]
3 years ago
15

Please answer number12

Chemistry
1 answer:
densk [106]3 years ago
7 0
Hydrogen maybe but I don’t know for sure
You might be interested in
What type of compound is cu2so4
Ilia_Sergeevich [38]

It is Dicopper sulfate

3 0
3 years ago
Yes or no: will a precipitate form when solutions of ba(no3)2 and koh are mixed?
lakkis [162]
No, a precipitate will not form when barium nitrate, Ba(NO3)2, reacts with potassium hydroxide, KOH, in aqueous solution because both products are soluble in water.
3 0
3 years ago
25 POINTS TO ANSWER WHAT IS THE NAME OF WHITE BLOOD CELLS THAT FIGHT OFF INFECTIONS?
Inessa [10]
The name is <span>leukocytes or leucocytes.
Hope this helped!!</span>
4 0
3 years ago
Read 2 more answers
Is crushing a rock a chemical or physical change?
aalyn [17]
Physical change because you didn't change the chemical compound 
4 0
3 years ago
a container of liquid is sitting on the countertop. What happens to the temperature of the liquid as it evaporates
Archy [21]
When a molecule is going through any physical change, solid to liquid or liquid to gas, as it changes, the temperature remains constant. it does not increase or decrease, it stays at that temperature/.

For example, water evaporates/ boils at 100 C. if you are heating water to the point of boiling, it will remain 100 C until all the water evaporates. Once it becomes a gas, the temperature will continue to increase
7 0
3 years ago
Read 2 more answers
Other questions:
  • What is the value of Keq for the reaction expressed in scientific notation? 2.1 x 10-2 2.1 x 102 1.2 x 103 1.2 x 10-3
    14·2 answers
  • What is the force of attraction between covalently bonds molecules
    10·1 answer
  • What is the main idea behind pyrolysis?
    14·1 answer
  • What is the mass of a sample of NH3 containing 7.20 × 1024 molecules of NH3? 161 grams 187 grams 203 grams 214 grams
    12·2 answers
  • Which element has atoms with the strongest attraction for electrons in a chemical bond?
    6·1 answer
  • This question :) for hw plz
    10·1 answer
  • A solution is made by dissolving 10.20 grams of glucose (C6H12O6) in 355 grams of water. What is the freezing point depression o
    9·1 answer
  • HELP!
    11·2 answers
  • Nonliving and living things are made of matter.which of the following statements is true about matter
    9·1 answer
  • Calculate the number of atoms in a 5.31 x 10³ g sample of sodium.<br><br> number of atoms:
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!