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antiseptic1488 [7]
4 years ago
7

What properties would you expect for CaO? Select all that apply. It is likely a gas or liquid at room temperature. It is likely

soluble in water. It will likely light up a bulb in a conductivity apparatus. It will likely have a high melting point.
Chemistry
2 answers:
defon4 years ago
8 0

Answer: it is likely soluble in water

It will likely light up a bulb in a conductivity apparatus

It will likely have a high melting point

Explanation:

mina [271]4 years ago
3 0

Answer:

It is likely soluble in water.

It will likely light up a bulb in a conductivity apparatus.

It will likely have a high melting point.

Explanation:

bcd for edg 2020

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Consider the malate dehydrogenase reaction from the citric acid cycle. Given the listed concentrations, calculate the free energ
Ahat [919]

<u>Answer:</u> The Gibbs free energy of the reaction is 21.32 kJ/mol

<u>Explanation:</u>

The chemical equation follows:

\text{Malate }+NAD^+\rightleftharpoons \text{Oxaloacetate }+NADH

The equation used to Gibbs free energy of the reaction follows:

\Delta G=\Delta G^o+RT\ln K_{eq}

where,

\Delta G = free energy of the reaction

\Delta G^o = standard Gibbs free energy = 29.7 kJ/mol = 29700 J/mol  (Conversion factor: 1 kJ = 1000 J)

R = Gas constant = 8.314J/K mol

T = Temperature = 37^oC=[273+37]K=310K

K_{eq} = Ratio of concentration of products and reactants = \frac{\text{[Oxaloacetate]}[NADH]}{\text{[Malate]}[NAD^+]}

\text{[Oxaloacetate]}=0.130mM

[NADH]=2.0\times 10^2mM

\text{[Malate]}=1.37mM

[NAD^+]=490mM

Putting values in above expression, we get:

\Delta G=29700J/mol+(8.314J/K.mol\times 310K\times \ln (\frac{0.130\times 2.0\times 10^2}{1.37\times 490}))\\\\\Delta G=21320.7J/mol=21.32kJ/mol

Hence, the Gibbs free energy of the reaction is 21.32 kJ/mol

4 0
3 years ago
NaCl is formed by a covalent bond.<br> True<br> False
andreev551 [17]
False. That would be an Ionic Bond.
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3 years ago
Which of these is NOT a unit of pressure<br><br> psi<br> atm<br> mm<br> Torr
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I think mm is not a unit of pressure
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What step usually comes last when solving numeric problems
Lilit [14]
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4 years ago
Explain the difference between a physical property and chemical property. Give examples of each.
MA_775_DIABLO [31]
A physical property is what a substance is like; it's directly observable. On the other hand, a chemical property is how a substance behaves; its reactivity.

Examples of a physical property are: color, texture, boiling point, freezing point, and melting point.

Examples of a chemical property are: flammability, combustion, and formation of a precipitate.

3 0
3 years ago
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