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zalisa [80]
4 years ago
5

Which of these is an accurate statement about scientific variables? A. They can be connected to one another. B. They are the sam

e in every experiment. C. There can only be one variable in any experiment. D. There is no way to know what variables are most important.
Chemistry
2 answers:
chubhunter [2.5K]4 years ago
4 0

The awnser is A they can be connected  to one another

inna [77]4 years ago
3 0

The correct option is A.

In scientific investigation, variable refers to those parameters that are manipulated or changed in an experiment. Variables are those factors or conditions that can exist in different amounts in a scientific investigation. There are three major types of experimental variables, these are, independent, dependent and controlled variables. All the variables that are used in an experiment are usually connected to one another, scientific investigators typically look for the relationships among the variables in order to depict how they associate with one another.

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KatRina [158]

Answer A,They can form a triple covalent bond.

Explanation:

7 0
3 years ago
How many moles of sulfuric acid (H2SO4) are needed to react completely with 6.8 moles of lithium hydroxide (LiOH)? (4 points) 2L
Keith_Richards [23]

Answer:

3.4 mol H2SO4

Explanation:

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3 0
3 years ago
Which two compounds have the same molecular formula but different chemical and physical properties?
Artist 52 [7]
The answer is (4) CH3CH2OH and CH3OCH3. You need to figure out which pair has the same molecular formula which means that they have the same number of same atoms. Then you can get the write answer.
5 0
3 years ago
Read 2 more answers
1.00 L of gas at a standard temperature and pressure is compressed to 473mL. What is the new pressure of the gas?
Nadusha1986 [10]

Answer:

The pressure of the gas is 2.11 atm.

Explanation:

From the given,

V_{1}=1.00\,L

P_{1}=1\,atm

P_{2}=?

V_{2}=473\,ml=0.473\,L

P_{1}V_{1}=P_{2}V_{2}

(1)(1)=(0.473)(P_{2})

P_{2}=\frac{(1)(1)}{0.473}=2.11

Therefore, The pressure of the gas is 2.11 atm.

6 0
3 years ago
What type of solution has the capacity to dissolve more solute?
AfilCa [17]

Answer:

The answer to this is

Unsaturated solution

Explanation:

An unsaturated solution has the property of having a solute concentration lower than the the solubility at equilibrium at a given temperature hence it has the capacity to  dissolve more solutes. Is is a solution containing a lower amount of solute than a saturated solution

The two processes that occur on dissolving a solute in a solvent are dissolution and crystallization and in an unsaturated solution the rate of dissolution is greater than the rate of crystallization

5 0
4 years ago
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