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
suter [353]
3 years ago
7

42 At standard pressure, the total amount of heat required to completely vaporize a 100. gram sample of water at its boiling poi

nt is(1) 2.26 X 10 J (3) 2.26 X 103 J
(2) 2.26 X 102 J (4) 2.26 X 105 J
Chemistry
1 answer:
yan [13]3 years ago
4 0

Answer:

4 is the actual answer, the other answer can eat my ...

Explanation:

The answer is 100% legit answer choice 4 not 3!!!!!!

This is because the 2260 is 10^2 and then ^3 is increased when boiling a 100 gram

You might be interested in
ASAP HELP ME PLEASE!!!!!!<br><br> what is the difference in an element and a compounds?
Bas_tet [7]

Answer:

ELEMENTS

COMPOUNDS

Elements are made up of one kind of atoms.

Compounds are made up of two or more kinds of atoms.

Elements cannot be broken down into simpler substances by any physical or chemical method.

Compounds can be broken down into simpler substances by chemical methods.

Elements have their own set of properties.

Properties of a compound differ from those of their elements.

Examples: Hydrogen, Oxygen

Examples: Water, Sodium chloride

7 0
3 years ago
Read 2 more answers
Wind power is:
12345 [234]
Answer) All of the above
7 0
2 years ago
Read 2 more answers
During photosynthesis, ________.
ludmilkaskok [199]

Answer:

d. there is a net consumption of water and carbon dioxide

Explanation:

Photosynthesis, is the process whereby light energy is transform into chemical energy by

green plants and other photosynthesis capable organisms . In the process of photosynthesis, light energy is captured by green plants which it uses to convert carbon dioxide water, and minerals into energy-rich organic compounds and oxygen is evolved as a byproduct.

It is a chemical reaction taking place inside a plant, resulting in the production of food for the survival of the plant.

Photosynthesis takes place in the leaves of a plant in the presence of sunlight and.

5 0
3 years ago
Consider dissolving sugar in water and magnesium sulfate in water. is any new substance being produced? what happens after sodiu
Olenka [21]

Answer:

Here's what I get  

Explanation:

1. Sugar

(a) Dissolving in water

The white solid dissolves in water to give a colourless solution. There is no evidence that a new substance is being produced.

(b) Addition of sodium hydroxide

Adding the colourless solution of sodium hydroxide to the colourless sugar solution gives a colourless solution. There is no evidence that a new substance is being produced.

2. Magnesium sulfate

(a) Dissolving in water

The colourless crystals dissolve in water to give a colourless solution. There is no evidence that a new substance is being produced.

(b) Addition of sodium hydroxide

Adding the colourless solution of sodium hydroxide to the colourless solution of magnesium sulfate gives a white precipitate (see image). This is evidence that a new substance is being produced.

8 0
3 years ago
What is the mass of a sample of NH3 containing 7.20 x 10^24 molecules of NH3?
leva [86]

Answer:203

Explanation: just have to timez

4 0
3 years ago
Other questions:
  • Determine which of the following is the best example of a testable question:
    8·1 answer
  • What is the main difference between an isotope and an ion
    7·1 answer
  • Jamal was riding his bike home at a speed of 12 mph. On his trip out, he had traveled 8 miles away from his house. He has been t
    5·2 answers
  • How many atoms are in 0.075 mol of titanium?
    6·1 answer
  • The spread of which pathogens is most likely prevented by vaccines?
    8·1 answer
  • Dissolving salt in water reduces the intermolecular forces between water molecules. What most likely happens to the surface tens
    10·2 answers
  • How is electromagnetic energy fromthe microwave transformed into heat energy
    12·2 answers
  • How many atoms are in .938 moles of CO2?
    10·1 answer
  • Investigation: Cells are the basic unit of life.
    9·2 answers
  • What is a mixture ?<br><br> How do homogeneous &amp; heterogeneous mixtures differ ?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!