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joja [24]
3 years ago
11

How do American cities now protect their water resources

Chemistry
1 answer:
algol [13]3 years ago
4 0
They can use man made materials or they can also have designed areas that people can’t go into
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How many moles of ammonia are produced when 6 moles of hydrogen gas react with nitrogen gas? What are some simple steps I can take to protect my privacy online? 6 * 2/3 moles of ammonia must be produced. Therefore 4 moles of ammonia can be produced
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3 years ago
If you prepared a 3.25 M solution of sucrose (molar mass 342 g/mole) ,
Dafna11 [192]

Answer:

a. 0.8125 moles of sucrose

b. 277.8 g of sucrose

Explanation:

Consider these relation's value:

Molarity = Mol / Volume(L)

Mol = Molarity . Volume(L)

Volume(L) = Mol / Molarity

So, Molarity = 3.25M

Volume(L) = 0.25L

Molarity . Volume(L) = Mol → 3.25mol/L . 0.25L = 0.8125 mol

Let's convert the moles to mass → 0.8125 mol . 342 g /1mol = 277.8 g of sucrose

7 0
3 years ago
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Match each form of energy with it's definition.
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Answer:

The answer is Potential energy

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3 years ago
Benzoic acid is a monoprotic acid. If the acid has a pH of 3.11 and a concentration of 0.32 M,
stiks02 [169]

Answer:The acid is strong because it has a calculated K of 7.76x10*

6 0
4 years ago
Which properties are characteristic of metalloids?
Setler [38]
<h2>Answer:</h2>

<u>The right option is</u><u> (C) intermediate conductivity and a high melting point</u>

<h2>Explanation:</h2>

Metalloids usually look like metals but behave largely like nonmetals. Metalloids are shiny, brittle solids with intermediate good electrical conductivity. Their properties lie between metals and non metals. All metalloids exist as solids at room temperature and they have very high melting points. The physical properties of metalloids are more likely to be metallic, but their chemical properties tend to be non-metallic

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3 years ago
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