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
yuradex [85]
3 years ago
7

Can anyone answer these ? 40 points !!

Chemistry
1 answer:
lesantik [10]3 years ago
4 0

1st one is D

2nd one is A

You might be interested in
Ice must absorb heat to melt into water. What must water do to evaporate?
Flauer [41]
Increase in heat, molecules start to escape and it turns to vapor
3 0
3 years ago
Read 2 more answers
3. What is the easiest way to create electron configurations?
jarptica [38.1K]

Answer:

To calculate an electron configuration, divide the periodic table into sections to represent the atomic orbitals, the regions where electrons are contained. Groups one and two are the s-block, three through 12 represent the d-block, 13 to 18 are the p-block and the two rows at the bottom are the f-block.Explanation:

6 0
3 years ago
The bonding found in calcium chloride is
photoshop1234 [79]
<span>The bonding found in calcium chloride is i</span>onic bonds. 

I hope this helps!
4 0
3 years ago
Explain what WHMIS is
White raven [17]
Workplace Hazardous Materials Information System is the answer to this question. Hope it helps :)
7 0
3 years ago
Phase or state of matter​
klio [65]

Answer:

state of mater

Explanation:

6 0
3 years ago
Other questions:
  • Label the parts of the electric circuit that best correspond to the heart, arteries, veins, and cells.
    12·1 answer
  • What is the balanced equation for: Ammonium Carbonate and Magnesium Sulfate react to yield Ammonium Sulfate plus Magnesium Carbo
    5·1 answer
  • A 257-ml sample of a sugar solution containing 1.10 g of the sugar has an osmotic pressure of 31.5 mm hg at 39°c. what is the mo
    14·1 answer
  • Select the conjugate acid-base pair(s). a) HI, I b) HCHO2, SO4^2- c) CO3^2-, HCI d) PO4^3-, HPO4^2-
    11·1 answer
  • What is usually composed of two or more minerals
    15·1 answer
  • A _ is a push or pull
    13·2 answers
  • Richard Arkwright is known as father of modern factory system​ why?
    13·1 answer
  • given two equations representing reactions: which type of reaction is represented by each of these equations?
    7·1 answer
  • I need help with my science project someone help me answer it!
    9·1 answer
  • Which of the following gas samples would have the largest volume, if all samples are at the same temperature and pressure?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!