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Salsk061 [2.6K]
3 years ago
9

Help answer the questions in the photo above

Chemistry
2 answers:
Stels [109]3 years ago
7 0
Pulling force plus Friction force equals the force of the person
DanielleElmas [232]3 years ago
5 0

Let the person at the Left be A and Person at the right be B

then the force by person A will be

Pulling force + Frictional Force = the force by the person

which is,

20N+11N=29N

then the force by person B will be,

25N+5N=30N

1) the net force will be 30N-29N=1N

2) the force are unbalanced as the net force acting on the object is not zero.

3) the rope will move towards the right as there is a net force of 1N towards the right.

You might be interested in
How many moles of nitrogen dioxide are required to produce 3.56 moles of nitric acid?
alekssr [168]
Considering the reaction:
3NO₂ + H₂O → 2HNO₃ + NO

To produce 3.56 moles of nitric acid, we require:
3.56 x 3/2 moles of NO₂
Moles of NO₂ = 5.34 moles of NO₂
8 0
3 years ago
How many gallons of concentrated sulfuric acid (density of 1.84 g/cm3) are required to have a mass of 184.33 pounds?
KengaRu [80]

After series of conversion from one unit to another, the number of gallons was found to be 12 litres

<h3>Density, Mass and Volume</h3>

Given Data

  • Density of Sulfuric acid = 1.84 g/cm3
  • Mass of Sulfuric acid = 184.33 Pounds

Conversion from pounds to Gram

1 kg ---------2.204 lb

x kg ---------184.33 lb

x = 184.33/2.204

x = 83.634 kg

hence the mass in gram = 83.634*1000

mass in gram = 83634 g

Now let us find the volume

We know that density = mass/volume

volume = mass/density

volume = 83634/1.84

volume = 45453.26 cm^3

Convert cm^3 to litres

Volume in litres = 45453.26 /1000

Volume in litres = 45.45 Litres

Convert from Litres to Gallons

1 gallon = 3.79 L

x gallons =  45.45 L

x =  45.45/3.79

x gallons = 11.99 L


Approx = 12 Litres

Learn more about density here:

brainly.com/question/1354972

7 0
3 years ago
Convert 732.0 mmHg to atm
enot [183]

Answer:

The answer is

<h2>0.95 atm</h2>

Explanation:

To solve the question we use the following conversion

That's

1 mmHg \cong 0.0013 atm

So we have

If 1 mmHg \cong 0.0013 atm

Then 732 mmHg will be

732 × 0.0013 atm

We have the final answer as

<h3>0.95 atm</h3>

Hope this helps you

5 0
4 years ago
Why do atoms form molecules and compounds?
drek231 [11]

It is more energetically stable to do that. Nature prefers to have a low energy state. If  you go somewhere in nature you will usually find a low energy state object or material.

8 0
3 years ago
Read 2 more answers
explain how density can be used as a conversion factor to convert the volume of an object to the mass of the object, and vice ve
Elan Coil [88]
The density of a substance tells you the mass of exactly one unit of volume of that substance. This essentially means that density can be used as a conversion factor to go from the mass of a sample to the volume it occupies, or vice versa. This means that every milliliter of the substance has a total mass of 1.50 grams
4 0
3 years ago
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