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
Sholpan [36]
2 years ago
10

I need help on this :/

Chemistry
1 answer:
Ipatiy [6.2K]2 years ago
4 0

Answer: b

Explanation:

You might be interested in
if you have a bf and he has a crush on another girl and that girl likes him to. is he cheating on you
olya-2409 [2.1K]

Answer:

techinically no. unless he does something with her. or kisses her. but i would break up with him if he doesn't like you/not interested. i am so sorry this is happening to you

Explanation:

3 0
2 years ago
Read 2 more answers
You decide to clean the bathroom. You notice that the shower is covered in a strange green slime. You try
musickatia [10]

Answer:

Use either a vinegar, Borax, or bleach solution in a spray bottle to tackle the mold. Simply spray the solution on showers, baths, basins, tiles, grout, or caulking. Then use either a cleaning cloth or a toothbrush to remove the slime

7 0
2 years ago
Mg(s) + ½O2(g) → MgO(s) + 146 kcal/mole H2(g) + ½O2(g) → H2O(g), ΔH = -57.82 kcal/mole What type of reaction is represented by t
professor190 [17]
Answer is: both reactions are exothermic.
<span>
In exothermic reactions, heat is released and enthalpy of reaction is less than zero (as it show second chemical reaction).
According to Le Chatelier's principle when the reaction is exothermic heat is included as a product (as it show first chemical reaction).</span>
4 0
3 years ago
How many protons are present in one copper(ii) ion?
AlladinOne [14]
Copper has 29 protons, when dealing with Cu^2+ all that means is it lost two electrons. so now the element has 29 protons and 27 electrons. Protons are positive and electrons are negative and neutrons are neutral. So say you had an element X^2- then you have gained two more electrons so the element has an overall negative charge. hope that helps


6 0
3 years ago
Ian uses litmus paper to determine whether five unknown solutions are acids or bases. The litmus paper turns red when the pH is
Roman55 [17]

Answer: b

explanation: i had the question on a test and got it right.

3 0
3 years ago
Other questions:
  • Ethene will not typically react with hydrogen gas through simple bimolecular collisions. Using the picture, explain how this rea
    10·1 answer
  • Which one of the following statements best describes the particles in a gas?
    12·1 answer
  • How many ml of ethyl alcohol are presented in 50 ml bottle of an 70%
    10·1 answer
  • What happens to the volume when we INCREASE the pressure?
    8·1 answer
  • What is the soil created directly from bedrock called??
    14·2 answers
  • Which response is a positive way to manage stress?
    8·1 answer
  • What mass of propane is necessary to react with the amount of oxygen in the chemical formula C3H8 + 5O2 → 3CO2 + 4H2O
    5·1 answer
  • I will mark brainliest if all answered or if you don’t want to answer them all please just answer 9-15
    15·1 answer
  • ¿Por qué hay sal de diversos colores?
    14·1 answer
  • What do the letters “P.P.E” stand for in chemical
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!