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
andrew11 [14]
3 years ago
9

A cough sytup contains 0.5M dextromethophan. How many moles of the cough supressant are in 21.3mL of the cough syrup?

Chemistry
1 answer:
Doss [256]3 years ago
7 0

Answer:

0.0107 mol

Explanation:

Multiply concentration by volume (in liters) to get moles.

0.5 M • 0.0213 L = 0.0107 mol

You might be interested in
Hi can u help me pls? I'm totally stuck . The natural source of acidity in rain water is _____.
kykrilka [37]

Answer-The correct option is option d with says all of the above.

Explanation- All three acids that are given combined together to form acid rain in which nitric and sulphuric acid are stronger acids present while carbonic acid is a weaker one.

The carbon dioxide admitted in air combines with water to form carbonic acid and gives a weak acidic nature to rainwater. Pollution in nature makes sulphur and nitrogen present in air react to form the stronger acids responsible for acid rain.

5 0
3 years ago
Is aluminum homogeneous or heterogeneous?
inn [45]
<span> aluminum is an element. All elements are pure substances, so that means they are homogenous.
please mark as brainliest

</span>
8 0
3 years ago
Can someone answer 4 for me please?
Mice21 [21]
I can’t see the whole question......
4 0
3 years ago
13.00 g of hydrazine reacts with
babymother [125]
Hydrazine is a mixed chemical...look up what is in Hydrazine. Then find the chemicals in it. 13.00g of hydrazine can react to anything....water, gas, etc. but it might not be visible.
8 0
2 years ago
The volume of a gas at 2.0 atm is 3.0 L. What is the volume of the gas at 1.5 atm at the same temperature?
pshichka [43]

Answer:

4 L

Explanation:

Ideal gas law is P1V1T2=P2V2T1

V2=P1V1/P2

T is not necessary to add since it is constant.

6 0
3 years ago
Other questions:
  • Which aqueous solution has the highest boiling point?
    12·1 answer
  • Refer to your periodic table:
    9·1 answer
  • Fe(s) + CuSO4(aq) &lt;===&gt; Cu(s) + FeSO4(aq)
    10·1 answer
  • It is relatively easy to change the temperature of a substance that:_______
    10·1 answer
  • A chemist wishing to do an experiment requiring 47-Ca2+ (half-life = 4.5 days) needs 5.0 μg of the nuclide. What mass of 47-CaCO
    12·1 answer
  • Neutral atom contains 22 protons and 24 neutrons​
    15·1 answer
  • 1. HNO3 will dissociate into:<br> ions with a<br> charge, and,<br> ions with a<br> charge
    6·1 answer
  • Which object has more thermal energy? Assume that all objects are at the same temperature.
    5·2 answers
  • Why does fluorine have the highest electronegativity
    8·1 answer
  • Each iron atom has a mass of about 9 × 10–23 grams. Even a small grain of iron has an incredible number of atoms in it—about 1 x
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!