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zalisa [80]
4 years ago
14

An astronaut weighs 104 newtons on the moon,where the strength of gravity is 1.6 newtons per kilogram

Chemistry
2 answers:
belka [17]4 years ago
6 0
I'd say he ways about 35 kilograms, but I'm probably wrong, xD

ololo11 [35]4 years ago
6 0
The newtons divided by the force due to gravity which is 104/1.6
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What is smaller than a quark?​
max2010maxim [7]

Answer:

Nothing

Explanation:

7 0
3 years ago
Read 2 more answers
Need some help with this problem please!
Tom [10]

Answer:

18 liters

Explanation:

Step 1: Figure out what the formula and what you are dealing with.

- 25 degrees celcius is constant, so it is irrelevant for the mathmatical part.

- P1 = 1 atm

- P2 = 20 atm

- V1 = 360 liters

- V2 = trying to find

Note: remember the original equation is V1/P1 = V2/P2

- Step 2: Rearrange the equation to fit this problem, you should get...

V2 = V1 x P1 / P2

- Step 3: Fill our own numbers in. You should get...

360 L x 1 atm / 20 atm = 18 Liters (do the math)

- Answer = 18 Liters

- Remember to just follow the formula and fill it in with your own numbers.

If you need any more help comment below. I am happy to help anytime.

7 0
4 years ago
Which of the following should have the largest Henry's law constant (kH) in water?
Ostrovityanka [42]

Answer: Option (B) is the correct answer.

Explanation:

It is known that Henry's law is a relation between the concentration of a gas in a liquid (solubility) and the pressure it exerts on the surface of the liquid.

According to Henry's law, the pressure of a gas is directly proportional to the solubility of the gas in a liquid.

Henry's constant is represented by the symbol K_{H}. And, mathematically it is represented as follows.

                      P = K_{H}C  

where,      P = pressure and C = solubility

As the pressure for the given species is the same. Hence, the standard values of solubility of the given species is as follows.

               Gas           Solubility

                Ar          3.025 \times 10^{-5}

               CO         2.095 \times 10^{-5}

               Xe         10.519 \times 10^{-5}

            CH_{3}CH_{3}   4.556 \times 10^{-5}

              CO_{2}   8.21 \times 10^{-4}

As, Henry's constant is inversely proportional to the solubility. Hence, more is the value of solubility lesser will be the value of Henry's constant.

Thus, we can conclude that out of the given options CO have the largest Henry's law constant (K_{H}) in water.

6 0
3 years ago
What volume of silver will weigh exactly 2500 g. The density of silver is 10 g/cm3.
zysi [14]

Answer:

<h2>250 cm³</h2>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

volume =  \frac{mass}{density} \\

From the question we have

volume =  \frac{2500}{10}  \\

Wr have the final answer as

<h3>250 cm³</h3>

Hope this helps you

7 0
3 years ago
A) The lab tech called in sick today and you are called in to help prepare
jarptica [38.1K]
<h3>Answer:</h3>

318.405 g

<h3>Explanation:</h3>

We are given;

  • Volume of K₃PO₄ solution to be prepared as 750.0 mL or 0.75 L
  • Molarity of the solution to be prepared as 2.00 M

We are required to determine the mass of K₃PO₄ to be measured.

<h3>Step 1: Determine the number of moles of K₃PO₄</h3>

Molarity = Moles ÷ Volume

Rearranging the formula;

Number of moles = Molarity × Volume

Therefore;

Moles of K₃PO₄ = 2.00 M × 0.75 L

                          = 1.5 moles

<h3>Step 2: Determine the mass of K₃PO₄ to be measured</h3>

Mass = Number of moles × Molar mass

Molar mass of K₃PO₄ = 212.27 g/mol

Therefore;

Mass of K₃PO₄ = 1.5 moles × 212.27 g/mol

                        = 318.405 g

Therefore, the mass of K₃PO₄ that should be weighed is 318.405 g

7 0
3 years ago
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