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allsm [11]
3 years ago
13

How many grams of sodium are in .500 of a mole

Chemistry
1 answer:
Step2247 [10]3 years ago
4 0

Convert mole to gram by multiplying the molar mass of sodium

0.500mol Na x 22.990g = 11.495g of Na

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Identify which of the following two reactions you would expect to occur more rapidly: (1) addition of HBr to 2-methyl-2-pentene
arlik [135]

Answer:

(1) addition of HBr to 2-methyl-2-pentene

Explanation:

In this case, we will have the formation of a <u>carbocation</u> for each molecule. For molecule 1 we will have a <u>tertiary carbocation</u> and for molecule 2 we will have a <u>secondary carbocation</u>.

Therefore the <u>most stable carbocation</u> is the one produced by the 2-methyl-2-pentene. So, this molecule would react faster than 4-methyl-1-pentene. (See figure)

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Multiple Choice Questions 1. Which of the following statement best describes an atom? A. Protons and electrons are grouped toget
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Answer:

C is Correct

Explanation:

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3 years ago
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In the boxes below, draw three particle diagrams representing the sample
Alexxandr [17]

Answer: 2

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3 years ago
Can you light diamond on fire?
Svet_ta [14]

Answer:

Diamond can indeed be set on fire since it is made of carbon. ... You can even burn diamond in a regular flame if you are patient and conditions are right. To accelerate the burning of diamond, you can give it more heat and more oxygen.

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3 years ago
Among the following, which is an oxidation-reduction reaction? Question 13 options: Na2S + CaCO3 → CaS + Na2CO3 2HNO3 + Mg(OH)2
Tamiku [17]
This one is an oxidation-rdcution equation:

<span>H2 + F2 → 2HF

How can you tell?

If the oxidation states of the atoms in the reactans are different from the oxidation states of the same atoms in the products then it is an oxidation-reduction reaction.

Both atoms H and F in the reactants have oxidation states 0.

That is a basic rule: any atom alone or bonded to the same kind of atom has oxidation state 0.

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Answer: H2 + F2 ----> 2HF
</span>
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3 years ago
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