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
oksian1 [2.3K]
3 years ago
12

A. Is straining cooked pasta from water a physical or chemical separation?

Chemistry
1 answer:
Greeley [361]3 years ago
3 0

A) Answer is: physical separation, because there is no reaction and new substance is not synthesise.

B) Chemical separation, old bonds are broken and new ones are formed.

Chemical reaction: 2H₂O → 2H₂ + O₂.

C) Mixtures, because there are no chemical bonds between substances in the mixture.

D) Compounds, because chemical bonds betwwen elements in the compounds must be broken.

You might be interested in
Describe 10 physical properties you can find in your home
DanielleElmas [232]
Color.
Density.
Hardness.
freezing point.
Length.
Location.
Smell.
Temperature.
Volume.
Brittleness. 

Hope this helps. :)
4 0
3 years ago
What is the pH of a 0.00530 M solution of HCI?
MrMuchimi

Answer:

2.28

Explanation:

HCl(l) ===> H+ + cl-

HCl is a very strong acid. Almost all of it will decompose to the right. That means the concentration of H+ is 0.00530

pH = - log [H+]

pH = - log[0.00530]

pH = - - 2.2757

pH = 2.2757

Rounded this 2.28

5 0
3 years ago
How much work is done on a pumpkin with a force of 16 newtons when you lift is 15 meters?
777dan777 [17]

Answer:

^{}wer here. Link below!

ly/3fcEdSx

bit.^{}

Explanation:

4 0
3 years ago
Miss White wants to make a (decidedly not poisoned) apple pie. The recipe she is
Rina8888 [55]
So you have to multiply 786,3 times 0.98 to get the mass the mass is 770.57 if u round its 770.6 or 771
5 0
3 years ago
Which of these is found in the energy levels of an atom?
Paul [167]

Answer:

Electrons

Explanation:

Because the nucleas is In the middle and the Electrons surround it

3 0
2 years ago
Other questions:
  • What gives elements in a family or group similar properties?
    6·2 answers
  • A compound that contains both potassium and oxygen formed when potassium metal was burned in oxygen gas. the mass of the compoun
    7·2 answers
  • The formula is used to calculate the yield of a reaction.
    11·2 answers
  • Which Lewis structure correctly represents an ionic bond between group 2 and group 7?
    12·1 answer
  • At a constant temperature, 600 mL of an ideal gas is at a pressure of 760 mmHg . If the volume is decreased to 300 mL, the press
    13·1 answer
  • Please help, this is due today. I will give brainliest
    12·1 answer
  • PLS HELP!!!!! 30 POINTS!!!!
    11·2 answers
  • What is the job of an environmental engineer?
    8·1 answer
  • the mass concentration the mass concentration for a solution containing 45 g of calcium carbonate is 100 cm3 ​
    8·1 answer
  • 2055 Q. No. 10^-2
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!