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
Likurg_2 [28]
3 years ago
15

Frost disappears from the window in the morning

Chemistry
1 answer:
elena-14-01-66 [18.8K]3 years ago
3 0

Answer:

the answer is b

Explanation:

Physical changes affect a substance's physical properties but do not alter its chemical structure. Types of physical changes include boiling, clouding, dissolution, freezing, freeze-drying, frost, liquefaction, melting, smoke and vaporization.

You might be interested in
HELP ASAP PLEASE!!!
WARRIOR [948]

HCl + NaOH -> NaCl + H2O

reactants: hydrochloric acid HCl

sodium hydroxide NaOh

products: sodium chloride (table salt) NaCl

dihydrogen monoxide (water)

H2O

7 0
3 years ago
Where would you expect snow or rain to fall on a mountain
patriot [66]
You would expect snow to fail at the peak or the top because the weather is coldest there.
7 0
4 years ago
The process that fuels a star is BEST described as________.
erik [133]
Hydrogen fusion is the answer. It is also known as <span>hydrogen burning. </span>
6 0
3 years ago
How much heat energy is needed to heat 250 g of water from 200C to its boiling point and then completely vaporize it?
alexandr1967 [171]

Answer: 40.66kJ/mol.

Explanation:Assuming that pressure is equal to Explanation:Assuming that pressure is equal to 1 atm Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C to vapor at

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C to vapor at 100

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C to vapor at 100∘

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C to vapor at 100∘C

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C to vapor at 100∘C .

Explanation:Assuming that pressure is equal to 1 atm , boiling water at its boiling point implies providing it with enough heat to turn it from liquid at 100∘C to vapor at 100∘C .The amount of heat needed to allow one mole of water to undergo this phase change is called the enthalpy change of vaporization,

nge of vaporization, Δ

nge of vaporization, ΔH

nge of vaporization, ΔHvap

nge of vaporization, ΔHvap .

nge of vaporization, ΔHvap .For water at

nge of vaporization, ΔHvap .For water at 100

nge of vaporization, ΔHvap .For water at 100∘

nge of vaporization, ΔHvap .For water at 100∘C

nge of vaporization, ΔHvap .For water at 100∘C , the enthalpy change of vaporization is equal to

nge of vaporization, ΔHvap .For water at 100∘C , the enthalpy change of vaporization is equal toΔ

nge of vaporization, ΔHvap .For water at 100∘C , the enthalpy change of vaporization is equal toΔH

nge of vaporization, ΔHvap .For water at 100∘C , the enthalpy change of vaporization is equal toΔHvap

nge of vaporization, ΔHvap .For water at 100∘C , the enthalpy change of vaporization is equal toΔHvap=

nge of vaporization, ΔHvap .For water at 100∘C , the enthalpy change of vaporization is equal toΔHvap=40.66 kJ/mol

8 0
3 years ago
What did the periodic table help scientists discover?
Natalija [7]

Answer:

A_________________________

4 0
3 years ago
Read 2 more answers
Other questions:
  • An equimolar mixture of N2(g) and Ar(g) is kept inside a rigid container at a constant temperature of 300 K. The initial partial
    9·1 answer
  • 34. A titration curve plots:
    14·1 answer
  • If 1.0 mL of 6.0 HCl is added to 499 mL of water to give exactly a 500 mL solution, what is the molarity of the solution
    5·1 answer
  • An blank is a material that formed from the decaying ancient organisms and is used today as a source
    7·1 answer
  • Environmental sociology is concerned with _______.
    14·2 answers
  • Equal volumes of 0.25 M acetic acid and 0.25 M potassium hydroxide are combined. Write the net ionic equation for the reaction a
    5·1 answer
  • What are 1a 3b and 7a explains on the periodic cable
    13·1 answer
  • You measured out 25.00 mL of Coke. If the density of Coke is 1.042 g/mL, what is the mass?
    11·1 answer
  • NEED ASAP. WILL MARK BRAINLIEST!
    8·2 answers
  • 2) A bubble has formed in kneaded bread dough before
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!