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galina1969 [7]
3 years ago
6

(Use your notes and info from active readings to explain WHY/HOW the science backs up your procedure) (BELOW)

Chemistry
1 answer:
FromTheMoon [43]3 years ago
8 0

Explanation:

It provides an objective, standardized approach to conducting experiments and, in doing so, improves their results. By using a standardized approach in their investigations, scientists can feel confident that they will stick to the facts and limit the influence of personal, preconceived notions.

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How are the carbon, oxygen, and nitrogen cycles vital to sustaining life on Earth?. a.. Carbon, oxygen, and nitrogen are vital c
kumpel [21]

The correct answer is (D)


All the above are reasons the carbon , oxygen, and nitrogen cycles are vital to life on earth.


The explanation:


because :


1) Carbon, oxygen, and nitrogen are vital components of life on Earth.


2) The carbon, oxygen, and nitrogen cycles allow vital elements to return to usable form by organisms.


3)The carbon, oxygen, and nitrogen cycles are an important interface between biotic and abiotic factors


4) They are all biogeochemical cycles.


5) They all involve an interaction between living and nonliving elements.

6)They are all part of the Earth system.

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3 years ago
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2 years ago
How to measure with SI UNIT
nordsb [41]
The SI base units and their physical quantities are the metre for measurement of length, the kilogram for mass, the second for time, the ampere for electric current, the kelvin for temperature, the candela for luminous intensity, and the mole for amount of substance.
8 0
3 years ago
Please help me ..If you don't have a question or something to say just comment don't steal my points . It's not fair. Here are t
astra-53 [7]

1.

1.20 \: mol \times  \frac{6.02 \times  {10}^{23} }{1 \: mol}  = 7.224 \times  {10}^{23} atoms

2.

9.25 \times  {10}^{25 \:} molecules \times  \frac{1 \: mol}{6.02 \times  {10}^{23} }

= 153.654485 \: moles

3.

molar mass = 3(24.31) + 127.60 + 5(32.07)

molar mass = 360.88 g

4.

molar mass = 3(58.93) + 2(30.97) + 8(16.00)

molar mass = 366.73 g

5.

molar mass = 98.09

125 \: g \times  \frac{1 \: mol}{98.09 \: g}  = 1.274339892 \: moles

//

I'm too lazy to do the rest but you should get a general idea of how to do it.

Also, round as you wish!

3 0
2 years ago
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tiny-mole [99]
Heat is change in thermal energy. So, thermal energy is the net potential energy of the system. while, internal energy is the net potential energy + the net kinetic energy of the system.
3 0
3 years ago
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