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Nitella [24]
3 years ago
13

Measure the volume of the gas in the syringe.

Chemistry
1 answer:
Westkost [7]3 years ago
4 0

Answer: 47.5

Explanation:

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netineya [11]
The answer is (1) CaCO3. The bond between C and O is covalent bond. And the bond between Ca2+ and CO3 2- ion is the ionic bond. So the compound CaCO3 satisfy this condition.
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3 years ago
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Nuclear power doesn't directly emit greenhouse gases, but it does leave behind dangerous nuclear _______.
Aleksandr-060686 [28]

Answer:

Waste.

Explanation:

"A major environmental concern related to nuclear power is the creation of radioactive wastes such as uranium mill tailings, spent (used) reactor fuel, and other radioactive wastes. These materials can remain radioactive and dangerous to human health for thousands of years. Radioactive wastes are subject to special regulations that govern their handling, transportation, storage, and disposal to protect human health and the environment. The U.S. Nuclear Regulatory Commission (NRC) regulates the operation of nuclear power plants."

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3 years ago
Write net Brønsted equations that show the acidic or basic nature of the following solutions in water. For polyprotic species (v
Snezhnost [94]

Answer:

The reactions are shown in the explanation

Explanation:

The net bronsted equation will include the acid / base and its dissciated product. (conjugate base or acid and hydrogen or hydroxide ions)

a) Vinegar

CH{3}COOH+H_{2}O--->CH{3}COO^{-}+H_{3}O^{+}

b) bleach

NaOCl+H_{2}O--->HOCl+Na^{+}+OH^{-}

c) ammonia

NH_{3}+H_{2}O--->NH_{4}^{+}+OH^{-}

d)Vitamin C

H_{2}C_{6}H_{6}O_{6}+H_{2}O--->HC_{6}H_{6}O_{6}^{-}+H_{3}O^{+}

e)Citric acid

H_{3}C_{6}H_{6}O_{7}+H_{2}O--->H_{2}C_{6}H_{6}O_{7}^{-}+H_{3}O^{+}

f) Washing soda

Na_{2}CO_{3} +H_{2}O--->NaHCO_{3}^{-}+OH^{-}

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2 years ago
A 6.55 g sample of aniline (C_{6}H_{5}H_{2}, molar mass = 93.13 g/mol) was combusted in a bomb calorimeter. If the temperature r
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Answer:

Explanation:

The answer is in the attachment

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What is the volume of a gas at 50.0 celsius and 0.80 atm, if there are 0.75 moles of the gas present?
Rom4ik [11]

pv=nrt

(.80atm)(?)=(.75)( .0821atm)(50+273)

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3 years ago
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