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DedPeter [7]
3 years ago
12

PLEASE ANYONE HELP!!!

Chemistry
2 answers:
Fofino [41]3 years ago
7 0
The boiling point increases as more -CH2 groups are added
emmasim [6.3K]3 years ago
6 0

Answer:

I believe it's a.

Explanation:

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Use the following equation:
ivolga24 [154]

Answer:

A) 10 moles of CO and 5 moles O2

3 0
3 years ago
Which of the following relationships is true?
atroni [7]

Answer:

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Explanation:

2mnd one

5 0
3 years ago
Heat energy is always released during what type of process?
Alinara [238K]
In the exothermic process.. Have a great day!
4 0
3 years ago
Which shows an isomer of the molecule below?
babunello [35]
Above question is incomplete. Complete question is attached below
.......................................................................................................................

Correct Answer: Option D i.e. CH3CH2CH2CH2CH3

Reason:
Isomers are the compounds having same molecular formula, but different structural formula.

The molecular formula of the compound is C5H12

The compound present is question (i.e. 2-methyl butane) and option D (n-pentane) has same molecular formula. Hence, they are isomers.

However, compound present in option A, is the same compound provided in question. Hence, it is not an isomer. Compounds reported in option B and C has one carbon atom less and more, respectively as compared to the compound reported in question. Hence, they are also not isomers. 

5 0
3 years ago
A laboratory assistant needs to prepare 217 mL of 0.246 M solution. How many grams of calcium chloride will she need
agasfer [191]

Answer:

5.92 g

Explanation:

Convert milliliters to liters.

217 mL = 0.217 L

Since molarity (M) is moles per liter(mol/L), multiply the molarity by the volume to find out how many moles you will need.

0.217 L × 0.246 M = 0.05338 mol

Now, convert the moles to grams using the molar mass.  The molar mass of calcium chloride is 110.98 g/mol.

0.05338 mol × 110.98 g/mol = 5.924 g ≈ 5.92 g

You will need 5.92 g of calcium chloride.

5 0
4 years ago
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