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vitfil [10]
3 years ago
14

BRAINLIEST Give examples of at least three critical questions of society that science can help answer.

Chemistry
1 answer:
ICE Princess25 [194]3 years ago
3 0

Answer:

1. How did life begin?

2. Are we alone in the universe?

3. What makes us human?

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What will happen to the pressure inside a closed container of gas if more gas is added to the container?
Novay_Z [31]
<span>The pressure will increase because the force of the collisions between the gas particles and the walls of the container will increase. </span>
5 0
3 years ago
7. If the pOH of an RbOH solution is 6.32, what is the concentration (molarity) of the base?
liubo4ka [24]

4.79 x 10⁻⁷moldm⁻³

Explanation:

Given parameters:

    pOH of RbOH = 6.32

Unknown:

Molarity of the base = ?

Solution:        

    The pH or pOH scale is used for expressing the level of acidity alkalinity of aqueous solutions.

                      pOH = -log[OH⁻]

  we know the pOH to be 6.32

               6.32 = -log[OH⁻]

               [OH⁻]  = inverse log₁₀(6.32)

                [OH⁻] =  4.79 x 10⁻⁷moldm⁻³

Learn more:

pH brainly.com/question/12985875

#learnwithBrainly

6 0
3 years ago
A 56 g sample of peanut oil has a volume of 60.9 cm³. Calculate the density of the peanut oil. Remember to use the correct numbe
Ivan
0.92 because Mass divided by Volume = Density 
5 0
4 years ago
Read 2 more answers
WILL GIVE BRAINLY
worty [1.4K]

In order to compute mean, you have to add all values of the data set up and divide by the number of data values there are.

In this case, the total sum of all data values is: 81+88+69+65+87=390

The number of data values is 5

To compute mean: 390/5=78

The mean height of the corn stalks is 78cm (C)

3 0
3 years ago
Read 2 more answers
Why does the magnitude and direction of the inertial force on the body is always zero for a freely falling body
svlad2 [7]

Answer:

Because his first law states that an object with a net force of zero acting on it will remain at rest, if initially at rest, or it will maintain a constant velocity.

5 0
3 years ago
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