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Gekata [30.6K]
3 years ago
10

A carpenter uses a saw to cut a wooden board into two different sized pieces. Which of the following physical properties is most

Chemistry
2 answers:
never [62]3 years ago
8 0
I think it’s weight but I’m not fully sure
antiseptic1488 [7]3 years ago
4 0
D because density donst change
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Which of the following describes an energy transformation from chemical to electrical to light energy?
Law Incorporation [45]
The answer is B. a flashlight uses a battery to operate.

The battery represents the chemical energy. This is converted into electricity, which is converted into light energy.

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2 years ago
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Stoichionetry Quiz
Maru [420]

Answer:

a

Explanation:

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What is the molarity of 122.5 g of AlCl3 in 1.0 L of solution? (MM = 133 g/mol)
yawa3891 [41]
Answer: Molarity is defined as moles of solute per liter of solution. So, find the moles of solute and divide by the liters of solution.
molar mass AlCl3 = 133g/mole
moles AlCl3 = 127 g x 1 mole/133 g = 0.955 moles
liters of solution = 400 ml x 1 liter/1000 ml = 0.400 liters
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Explain: I looked it up on wyzant.com
4 0
3 years ago
Please help ASAP I will give 19 points please help
romanna [79]

Answer:

Can you pls clarify this

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I dont

3 0
3 years ago
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The average human lives 74 years. how many seconds is this? write your answer in scientific notation
Leviafan [203]

Number of second in human lives in scientific notation is 3.9 × 10⁷ second

<u>Given that;</u>

Average human lives = 74 years

<u>Find:</u>

Number of second in human lives in scientific notation

<u>Computation:</u>

Number of second in human lives in scientific notation = 74 × 365 × 24 × 60

Number of second in human lives in scientific notation = 38,894,400

Number of second in human lives in scientific notation = 3.9 × 10⁷ second

Learn more:

brainly.com/question/3712546?referrer=searchResults

8 0
3 years ago
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