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
xxTIMURxx [149]
3 years ago
10

A student is given a sample of CuSO4(s) that contains a solid impurity that is soluble and colorless. The student wants to deter

mine the amount of CuSO4 in the sample and decides to use a spectrophotometer. First, the student prepares a calibration graph by measuring the absorbances of CuSO4(aq) solutions of known concentrations. The graph is shown below.
Chemistry
1 answer:
DochEvi [55]3 years ago
3 0

Answer:

The impurity which is present in the solution of copper sulphate (CuSO4) is determined by the an instrument known as spectrophotometer.

Explanation:

Spectrophotometer is a device or an instrument which is used to determine the concentration of a chemical by measuring the detection of light intensity that is coming from the solution. If the solution of copper sulphate is checked through spectrophotometer, we can can determined or measure the amount of copper sulphate and the impurity in the solution.

You might be interested in
What is pollution ? briefly<br><br>​
Marrrta [24]

Answer:

pollution there are many kind of pollution..... water pollution is when people dumb and trash into the ocean and air pollution is when factories pump coal and other substance  to make light but also cause harmful gas into the atmosphere.

Explanation:

7 0
4 years ago
Question 1 (4 points)
zhuklara [117]

Answer: the answer is D heat and pressure

Explanation: I just took the test.

7 0
3 years ago
What occurs during a chemical reaction? *
Romashka [77]

Answer:

c. Atoms of two or more elements bond together

Explanation:

a chemical reactions forms products ( new substances); where it rearranges themselves to form new bonds.

7 0
3 years ago
Read 2 more answers
In the sn2 experiment, what was the purpose of washing the distilled product with 5% naoh
photoshop1234 [79]

<span>The purpose of washing the product with NaOH is simply to neutralize any acid which remained or leaked after the 1st initial separation. The NaOH base reacts with the acid to form neutralization reaction products which are soluble in water.</span>

5 0
3 years ago
Animals get energy from the food that they eat. However, when the molecules from the food enter your cells, how do the molecules
sattari [20]

Answer:

The ATP is broken down into glucose which the cells use for energy.

6 0
3 years ago
Other questions:
  • Please help quick!!!!!
    7·1 answer
  • Upon which moon does mars exert a stronger gravitational force
    6·2 answers
  • Since the action and reaction are exactly equal and oppositely directed , how can there be a net force on an object ?
    11·1 answer
  • Some nickel sulfate solution was carefully placed in the bottom of a beaker of water. The beaker was then covered and left for s
    9·1 answer
  • Bombardier beetles inject boiling hydrogen peroxide, or H2O2, into their victims. It then decomposes into hydrogen and oxygen ga
    6·1 answer
  • Ammonium sulfate, an important chemical fertilizer, can be prepared by the reaction of ammonia with sulfuric acid according to t
    15·1 answer
  • A reaction has activation energy of 85kjper mol. What is the effect on the rate of raising the temperature from 20degree to 30 d
    15·1 answer
  • Breathing equipment used by rescue workers needs to capture the CO2 the humans breath out and produce O2 for them to breath in,
    14·1 answer
  • ILL GIVE THE BRAINLIST HELP ME ASAP
    9·1 answer
  • 4. Chemical energy is the energy stored in a
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!