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
devlian [24]
3 years ago
9

Someone please help me please

Chemistry
1 answer:
igor_vitrenko [27]3 years ago
3 0

Answer:

point 2 and 4

Explanation:

because at those point temperature is constant

You might be interested in
When solutions of barium chloride and lithium sulfate are mixed, the spectator ions in the resulting reaction are?
Pepsi [2]
Barium chloride and lithium sulfate are mixed, barium sulfate and lithium chloride are formed. Barium sulfate is obtained as a white precipitate and lithium chloride as an aqueous solution.

Hope it helped!
8 0
3 years ago
Read 2 more answers
A hydrogen electron jumps from energy level n = 2 to n = 4 after energy absorption. What will the spectral lines emitted by this
ololo11 [35]
A. a dark line spectrum
3 0
3 years ago
Read 2 more answers
Adding heat to a liquid which of the following. Physical changes
natali 33 [55]
What? Is there choices?
5 0
3 years ago
A bar of copper has a mass of 216g and a volume of 24cm^3. What is the density of copper?
7nadin3 [17]

Answer:

<h2>The answer is 9 g/cm³</h2>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume} \\

From the question

mass = 216 g

volume = 24 cm³

The density is

density  =  \frac{216}{24}   \\

We have the final answer as

<h3>9 g/cm³</h3>

Hope this helps you

3 0
3 years ago
Describe how you would prepare a supersaturated solution
charle [14.2K]

Answer:

A supersaturated solution contains more dissolved solute than required for preparing a saturated solution and can be prepared by heating a saturated solution, adding more solute, and then cooling it gently. Excess dissolved solute crystallizes by seeding supersaturated solution with a few crystals of the solute.

Explanation:

7 0
3 years ago
Other questions:
  • Calculate the [OH-]<br> [H+]=0.000025
    12·1 answer
  • What is the mol of 1 5 x 10^26
    12·1 answer
  • What do weather maps display?
    7·2 answers
  • How can you determine which bond in a structure is more polar without using an electronegativity table?
    12·2 answers
  • Analysis of an unknown compound reveals that the compound is 27.29% carbon and 72.71% oxygen. The molar mass of the compound is
    15·1 answer
  • Dalton's contribution was different from thatof the ancient Greek who postulated the existence of atoms. Point out the differenc
    9·1 answer
  • (25points) Explain in your own words the difference between atomic mass and atomic number. Where can you find this information o
    9·2 answers
  • What are tiny cell structures that carry out specific functions within the cell?​
    14·1 answer
  • What is the acceleration of a 100kg object being pushed with a force of 1000 newton's
    6·1 answer
  • State whether the following liquids are miscible with hexane (C6H14) by entering "yes" or "no".
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!