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
nikdorinn [45]
3 years ago
12

PLEASE HELP ME!!!

Chemistry
2 answers:
Maru [420]3 years ago
7 0

Answer:

..............=2100

ohaa [14]3 years ago
4 0

Answer:

1045

Answer: 1045 J of energy was released on cooling the down the water from 20 °C to 10 °C.

You might be interested in
Describe the basic particle from which all ements are made
maxonik [38]
The answer for this question is: Atoms
7 0
3 years ago
Read 2 more answers
What is the role of our company compliance Department
kenny6666 [7]
<h3>A compliance department identifies risks that an organization faces and advises on how to avoid or address them.It implements controls to protect the organization from those risks.</h3>

Hope This Answer Helps.

6 0
3 years ago
How many molecules of water are produced by the combustion of 3.00 g of methane
Karo-lina-s [1.5K]
3/8 NA = 3/8 x 6.023 x 10^23 molecules of h2o
so, we can easily conclude that 1mole of CH4 gives 2mole of H2o
5 0
3 years ago
Which one is it? Please help
GuDViN [60]
Chemical properties can only be tested if you change the substance
5 0
3 years ago
Read 2 more answers
A 12.5L container of neon had a pressure change
Elan Coil [88]

Answer: V= 44. 6 L

Explanation: use Boyle's Law

P1V1 = P2V2

Derive to find V2:

V2 = P1V1 / P2

= 937.57 Pa( 12.5 L ) / 262.52 Pa

= 44.6 L

5 0
4 years ago
Other questions:
  • In a coffee-cup calorimeter, 50.0ml of 0.100M AgNO3 and50.0ml of 0.100M HCl are mixed to yield the following reaction:
    13·1 answer
  • What is the most useful tool used by chemist?
    8·1 answer
  • Why do reactivity increases on moving from top to bottom in group 2 of modern periodic table?
    14·1 answer
  • What is the oxidation state of Fe(s)
    9·1 answer
  • In glycolysis, if glucose is labeled at the carbon 6 position (see page 1 for numbering of carbons in glucose) A) the carbon wit
    11·1 answer
  • Which characteristic of living organisms is described by the following definition? "The ability
    15·1 answer
  • How much 1.50M KBr can be made from 15.6 mL of concentrated KBr with a molarity of 9.65 M?
    9·1 answer
  • HELPPPP!!!!
    7·1 answer
  • Is there a phobia for chemical reactions specifically?
    13·1 answer
  • What happens when a solid is dissolved into a liquid?
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!