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
Hoochie [10]
3 years ago
5

A sample of a substance has a mass of 4.2 grams and a volume of 6 milliliters. The density of this substance is

Chemistry
2 answers:
Gnom [1K]3 years ago
8 0

Answer:

Density of the given substance is 0.7 grams/mL

Explanation:

Density is equal to \frac{mass}{volume}

Here mass of substance is 4.2 grams and volume of substance is 6 mL

So density = \frac{4.2 g}{6 mL}=0.7 g/mL

Here final answer should contain one significant figure.

Tanzania [10]3 years ago
4 0

Hello!

Mass =4.2 g

Volume =6 mL

Therefore:

Density = mass / volume

Density = 4.2 / 6

Density = 0.7 g/mL


Hope that helps!

You might be interested in
Explain what a scientific theory is, and what is necessary to make a theory strong and well supported?
Anna35 [415]

in order for a scientific theory to become a scientific law it needs to be tested with generations of data to confirm that it is really true.

7 0
2 years ago
a compound is 21.20% nitrogen,6.06% hydrogen, 24,30% sulfur, and 48.45% oxygen. write the empirical formula and name the compoun
IRISSAK [1]

The numbers may be off by a few, if you worked it out, since my periodic table is for AP chemistry. Hope this helps!!!

4 0
3 years ago
An electron ______ is an area around the nucleus of an atom where an electron is likely to be found.
jek_recluse [69]

Answer:

orbital

hope this helps! <3

4 0
2 years ago
A scientist was studying a population of elephants. The first year, he counted a population of 80. Over the next eight
Mars2501 [29]

Answer:

The carrying capacity of this population would be 125 we know this because we see that this number occur multiple times and seems to be the tipping point after which the number of the population always go down

6 0
2 years ago
The vapor pressure of ethanol at its normal boiling point would be
Galina-37 [17]
The normal boiling point<span> of </span>ethanol<span> is 78.4 degrees C and, at thistemperature, </span>the vapor pressure<span> is 101325 Pascals (Pa) or 760manometric units

thx hope this helped bye.</span>
4 0
3 years ago
Other questions:
  • What is the volume of a 2.0 M solution of KNO3 that contains 3.0 moles of solute
    12·1 answer
  • 4. Describe in detail the relationship between chemical bonds and energy. What must be true of the bonds for a reaction to be en
    9·1 answer
  • Plant cells have large, round vacuoles they primarily use for -
    10·1 answer
  • Density is the ratio of a substance ___ to its volume <br> A. Force B. Mass C. Thickness D. Weight
    15·1 answer
  • The longer the reaction time is, the the reaction rate is. Reaction time is to reaction rate.
    10·2 answers
  • Compute the following and give your answer on scientific notation
    8·1 answer
  • Which of the following is not an intensive physical property of matter?
    6·1 answer
  • Which brain area is involved in her emotional response
    6·1 answer
  • How many moles of Oxygen (O) are in 20.15x10^25 atoms of O?
    7·1 answer
  • When cyclopentane undergo free-radical substitution with bromine (Br2 /Heat) the product:
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!