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Arlecino [84]
3 years ago
7

The first step of the scientific method is To identify this

Chemistry
2 answers:
ludmilkaskok [199]3 years ago
6 0

Answer:

Purpose

Explanation:

The Scientific Method (simplified):

1. Purpose

2. Hypothesis

3. Materials

4. Procedure

5. Results

6. Conclusions

Sedaia [141]3 years ago
4 0
The first step is to identify your question.
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What are 2 metric system units for measuring liquid volume?
Step2247 [10]

Answer:

milliliters and liters.

3 0
3 years ago
A dialysis unit requires 70000 mL of distilled water. How many gallons of water are needed? (1 gal = 4 qt)
Lady bird [3.3K]

Answer: 19.25 gallons

Explanation: 1 ml = 0.0011 quart

Given:  4 quarts = 1 gallon

Thus if 1 ml is equal to 0.0011 quart

70000 ml  is equal to =\frac{0.0011}{1}\times 70000=77quart

Now if 4 quarts is equal to 1 gallon.

77 quarts is is equal to=\frac{1}{4}\times 77=19.25gallons




5 0
3 years ago
Read 2 more answers
What is the oxidation state of S in so ??​
Marina86 [1]

Answer:

+2

Explanation:

If a compound SO existed, we would identify the oxidation state of sulfur using the following logic:

  • oxygen is more electronegative than sulfur, so it's more electron-withdrawing and it should have a negative oxidation state producing a positive oxidation state for sulfur;
  • oxygen typically has an oxidation state of -2;
  • we may then apply the fact that SO is expected to be a molecule with a net charge of 0;
  • if the net charge is 0 and the oxidation state of oxygen is -2, we may set the oxidation state of S to x;
  • write the equation for the net charge of 0 by adding all individual charges of the two atoms: x + (-2) = 0;
  • hence, x = 2.

That said, in this hypothetical compound S would have an oxidation state of +2.

6 0
3 years ago
A valid lewis structure of __________ cannot be drawn without the central atom violating the octet rule. pf5 pcl3 so3 ccl4 co2
lakkis [162]
The answer will be, so3 since s only need two electrons to complete its octet
8 0
3 years ago
Explain the energy transformation that occurs when food is digested.
Lunna [17]

<em>Answer:</em>

<em>C. Mechanical energy transforms into chemical energy.</em>

<em>Explanation:</em>

<em>Mechanical energy is used to chew the food, which is made up of chemical bonds. When we chew, those bonds break, releasing chemical energy that we utilize and consume.</em>

<em>Hope this helped. Have a nice day.</em>

4 0
3 years ago
Read 2 more answers
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