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
fomenos
3 years ago
13

When Is Mechanical Energy Not Conserved?

Chemistry
1 answer:
dem82 [27]3 years ago
3 0

Answer:

i think d

Explanation:

You might be interested in
Which type of system must exist for chemical equilibrium
larisa86 [58]

Answer: closed system.

Explanation:

4 0
3 years ago
Be sure to use proper significant figures. The molecular weight of NaCl is 58.44 grams/mole. To prepare a 0.50 M solution: You w
Misha Larkins [42]
Your answer would be,
Molarity = moles of solute/volume of solution we needed, 29.22(g)(mol) of NaCI

= 29.22(g)/58.44(g)(mol^-1)(1)/1(L)
= 0.500(mol)(L^-1)



Hope that helps!!!
5 0
3 years ago
Read 2 more answers
How was potassium discovered?​
BaLLatris [955]

Answer:

Potassium was the first metal to be isolated by electrolysis. It was discovered by the  English chemist Sir Humphry Davy by decomposing molten potassium hydroxide (KOH) with a voltaic battery.

Explanation:

6 0
3 years ago
Read 2 more answers
True or False: The statement below is an observation.
nevsk [136]
The answer is true because if you look at the question what does it say
7 0
3 years ago
Read 2 more answers
The substances present before a chemical reaction takes place are called?
andrew11 [14]
The substances present before the reaction are the reactants.  (As the reaction goes through, the substances that are produced are called the products of the reaction).
5 0
3 years ago
Read 2 more answers
Other questions:
  • How much salt is required to make 250g of a 5.0% saline solution?
    13·1 answer
  • How many grams of KCl are needed to prepare 1.00 L of a 2.00 M solution
    9·1 answer
  • Explain the term, selective solubility
    13·1 answer
  • Gold and helium are examples of a(n)
    13·1 answer
  • A change in which property of light will have no effect on whether or not the photoelectric effect occurs
    7·2 answers
  • Use your periodic table to answer the following questions. Pay attention to the spelling of the element names and make sure to w
    15·1 answer
  • The addition of a base to water decreases the ph of a solution
    14·1 answer
  • What do Oxygen and Hydrogen make?
    15·1 answer
  • Please
    8·2 answers
  • PLEASE HELP ASAP.... Part Two
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!