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
zheka24 [161]
4 years ago
5

A cubic piece of metal measures 2.50 cm on each edge. If the metal is nickel, whose density is 8.90 g/cm3, what is the mass of t

he cube?
Express your answer using three significant figures.
Chemistry
1 answer:
madreJ [45]4 years ago
6 0
Volume of cube = a³

2.50 * 2.50 * 2.50 =  15.625 cm³

Density = 8.90 g/cm³

mass = ??

m = D * V

m = 8.90 * 15.625

m = 139.0625 g

hope this helps!
You might be interested in
Which describes a possible path a carbon atom could take through the carbon cycle?
Elodia [21]

Answer:

I know for a fact the correct answer is B

8 0
3 years ago
Read 2 more answers
How do mutations affect natural selection.
mylen [45]

Answer:

The answer is C.

5 0
2 years ago
Combine magnesium metal and hydrochloric acid solution. Mg + HCl →
padilas [110]

Answer:

See below.

Explanation:

This will give magnesium chloride solution and hydrogen gas will evolve.

Mg(s) + 2HCl(l) ---> MgCl2(l) + H2(g)

3 0
3 years ago
A scientific ________________ states a repeated observation about nature.
aliya0001 [1]
A scientific law states a repeated observation about nature.
4 0
3 years ago
How does electronic microscope work
castortr0y [4]

The electron microscope uses a beam of electrons and their wave-like characteristics to magnify an object's image, unlike the optical microscope that uses visible light to magnify images.

6 0
3 years ago
Other questions:
  • Having done the experiment, explain briefly how the mass of zinc not equal the mass of lead gained (hint: the periodic table)
    14·1 answer
  • Find out the application of all the inert gases prepare a chart
    7·2 answers
  • For the second-order reaction below, the initial concentration of reactant A is 0.24 M. If the rate constant for the reaction is
    14·1 answer
  • Do you know the three core principles of cell theory?
    5·2 answers
  • When it is spring in China, it is ______ in South America
    13·1 answer
  • The end of one bar magnet is placed near the end of another bar magnet. The two ends seem to push each other apart. Which of the
    11·1 answer
  • What types of reactions is shown below? check all that apply 2H2O2–>2H2O+O2
    10·2 answers
  • Iron-59 which is used to diagnose anaemia has a half life of 45days, what fraction of it is left in 90 days
    15·1 answer
  • 3. If you start with 8x1025 molecules of Cl, and 25 grams of KI, how many grams of KCl would
    6·1 answer
  • Why melting and boiling points can be used as a way to check purity?​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!