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Rus_ich [418]
2 years ago
6

Who was the scientist responsible for the discovery of the keystone species

Chemistry
1 answer:
sveticcg [70]2 years ago
3 0

Answer:

Ecologist Robert Paine

Explanation:

:)

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Felix adds salt to the boiling water, what will he have in the pot?
Pani-rosa [81]
A mixture called a solution, I think.
8 0
3 years ago
11.<br> The electron configuration for phosphorous is [Ar]3s23p4.<br> TRUE<br> FALSE
user100 [1]

Answer:

False

Explanation:

Phosphorus is number 15 on the periodic table, so its electronic configuration is:

{1s}^{2} {2s}^{2} {2p}^{6} {3s}^{2} {3p}^{3}

5 0
2 years ago
A chlorine atom has a diameter of 175 picometers (pm). Please write the diameter, in metered, in scientific notation.
IrinaVladis [17]
The answer is 1.75 x 10¹⁰ m.
Scientific notation<span> refers to a mathematical expression that is  used to represent a decimal number between 1 and 10 multiplied by ten, or we can say that to write a large numbers using less digits. 
Diameter of chlorine atom = </span><span>175 picometers (pm) 
</span>175 pm = <span>0.000000000175 m
in scientific notation we will write </span>0.000000000175 m as <span>1.75 x 10</span>¹⁰ m
8 0
3 years ago
Science help me pleasee :)
vladimir2022 [97]

Explanation:

during this reaction this will produce 2 molecules of No

8 0
3 years ago
A machine has a mechanical advantage of 0.6. What force should be applied to the machine to make it apply 600 N to an object?
Vinil7 [7]

Answer:

1000N is needed to be applied.

Explanation:

Machines make doing work easier. They allow us use small effort to carry out work on huge amount of load.

The mechanical advantage of a machine;

(M.A) =load/effort

M.A = 0.6

Load =600N

effort =?

0.6 = 600/effort

effort = 600/0.6

effort = 1000N

8 0
3 years ago
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