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Naya [18.7K]
3 years ago
15

The sun is 150 kilometers from earth.if you wanted to explain to friend how far is what would you say

Chemistry
1 answer:
jasenka [17]3 years ago
5 0

Answer:

150 times 1000 is how many meters it is away from earth because kilo means 1000

Explanation:

easy metric conversions

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A way of building knowledge about the world around us through observation and experimentation.
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How do the particles in matter change when a substance becomes hotter, cools down, or changes state
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In the reaction H2SO4 + 2 NaOH -> Na2SO4 + 2H2O, an equivalence point occurs when 29.43 mL of 0.1973 M NaOH is added to a 32.
Tamiku [17]
            moles NaOH = c · V = 0.1973 mmol/mL · 29.43 mL = 5.806539 mmol
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The answer to this question is  [H2SO4] = 0.08955 M

6 0
3 years ago
A container is at a pressure of 3 atm and a temperature of 280K. What is the new temperature when the pressure is reduced to 1.5
GenaCL600 [577]

Answer:

140 K

Explanation:

Step 1: Given data

  • Initial pressure of the gas (P₁): 3 atm
  • Initial temperature of the gas (T₁): 280 K
  • Final pressure of the gas (P₂): 1.5 atm
  • Final temperature of the gas (T₂): ?

Step 2: Calculate the final temperature of the gas

We have a gas whose pressure is reduced. If we assume an ideal behavior, we can calculate the final temperature of the gas using Gay-Lussac's law.

T₁/P₁ = T₂/P₂

T₂ = T₁ × P₂/P₁

T₂ = 280 K × 1.5 atm/3 atm = 140 K

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Which amount of a compound dissolved in 100g of water at the stated temperature represents a solution that is saturated
Assoli18 [71]
40 g KNO, at 25°C

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