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atroni [7]
3 years ago
5

How much force is required to accelerate 3 kg at 3 m/sec^2

Physics
1 answer:
bogdanovich [222]3 years ago
7 0

Answer:

F=?

a=3m/s2

m=3kg

F=ma=[3][3]=9 N

Explanation:

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Astrology is considered a science because it is grounded in scientific research. Please select the best answer from the choices
Black_prince [1.1K]

Answer:

False. Astrology is not a science.

Explanation:

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6 0
3 years ago
(1.) When aqueous solutions of Fe(NO3)3 and NaOH are mixed, Fe(OH)3 and NaNO3 are formed. is there a precipitate formed? if yes,
andriy [413]

From the solubility rules, both reactions 1 and 2 lead to precipitates.

<h3>What is a precipitate?</h3>

The term precipitate refers to the solid that separates out of the reaction mixture . We know that the solubility of a substance in water is predicated on the solubility rules.

1) The reaction here is;

Fe(NO3)3(aq) +  3NaOH(aq) ------> Fe(OH)3(s) + 3NaNO3(aq) - The precipitate is  Fe(OH)3 because only the hydroxides of group 1 elements are soluble in water.

2) The reaction is;

Pb(NO3)2(aq) + 2KI(aq) ----->PbI2(s) + 2NaNO3(aq) - The precipitate is PbI2 because most iodides are soluble except the iodides of  Ag+, Hg+2, and Pb+2

Complete Ionic equation;

Pb^2+(aq) + 2NO3^-(aq) + 2K^+(aq) + 2I^-(aq) ------> PbI2(s) +  2NO3^-(aq) + 2K^+(aq)

Net ionic equation;

Pb^2+(aq) + 2I^-(aq) ------> PbI2(s)

Learn more about the solubility rules:brainly.com/question/12978582

##SPJ1

4 0
2 years ago
How does heating a gas rigid container change its pressure
gavmur [86]
The particles are heating up so they are starting to move faster and closer together which causes them to change the pressure of the container
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3 years ago
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Mazyrski [523]

Answer: Legitimate

Explanation: Legimate power is directly related to an internalized value or norm and is probably the most complex of the power bases

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3 years ago
How fast (in rpm) must a centrifuge rotate if a particle 7.50 cm from the axis of rotation is to experience an acceleration of 1
Andreas93 [3]

Explanation:

Below is an attachment containing the solution.

7 0
4 years ago
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