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
dezoksy [38]
3 years ago
11

A block of has a length of 7cm, a width of 4cm, and a height of 10cm. Its mass measures 840g. What is it's density?

Chemistry
1 answer:
andriy [413]3 years ago
3 0

Answer:

Explanation:

Density is

mass / volume = d

Mass:

840g

Volume:

7 cm x 4 cm  x 10 cm = 280 cm^3

840g / 280 cm^3 = 3 g/cm^3

You might be interested in
I will give brainliest!! How long is the pencil? Make sure to use the appropriate amount of significant figures.
8090 [49]

Answer: Option (c) is the correct answer.

Explanation:

The bottom of pencil is placed at the starting point of scale. Whereas the tip of pencil depicts the end point of its length.

The bottom of pencil is at 0 mm and tip of pencil is at 18.73 mm. The appropriate amount of significant figures is 18.73 mm.

Therefore, we can conclude that out of the given options, pencil is 18.73 mm long.


5 0
4 years ago
I WILL MARK BRAINLIEST How could this sentence be re-written to convey the active voice?
Fed [463]
C is the answer to this question
5 0
3 years ago
Read 2 more answers
10. A water molecule is made up of one oxygen atom and two hydrogen atoms. Why is water
Norma-Jean [14]
Its either C or D I’m stuck on this.
6 0
3 years ago
Read 2 more answers
4) How many grams are there in 7.40 moles of AgNO3
Ludmilka [50]

Answer:

1260 grams

Explanation:

3 0
3 years ago
What is the primary greenhouse gas?
elena55 [62]
I think co 2 maybe
I cant remember
8 0
3 years ago
Other questions:
  • Can someone put in your own words what sensory adaptation is?
    12·2 answers
  • a 108ml sampl of gas has a mass of 77.96mg at a pressure of 1140mmhg and temperature of 183°c .what is the molar mass of the gas
    8·2 answers
  • If air is heated to 100F above normal room air temperature, what happens to the air?
    12·1 answer
  • Arrange the events for the hydrolysis of amide bonds by chymotrypsin in their correct order 1) attack by Ser 195 to give a tetra
    15·1 answer
  • How many grams of Cl are in 465g of CaCl2
    10·2 answers
  • Engine size is measured by how much air the cylinders displace. A 1996 Pontiac V8 has an engine size of 316.6 cubic inches. What
    12·1 answer
  • Vinegar has a density of 1.01 g/mL and freezes at approximately 2°C (36°F). It has a sour taste and is often used to make pickle
    14·1 answer
  • Ciencia que se encarga de las mediciones​
    12·1 answer
  • What is the difference between soluble/insoluble and miscible/immiscible?
    7·1 answer
  • Write the balanced molecular chemical equation for the reaction
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!