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egoroff_w [7]
2 years ago
14

Below is the Lewis structure for methane.

Chemistry
2 answers:
VMariaS [17]2 years ago
8 0

Answer:

C. trigonal pyramidal ..

musickatia [10]2 years ago
5 0
Central carbon atoms only have 4 bonded electron pairs and no free electron pairs, hence the shape of the methane molecule based on VSEPR model is tetrahedral
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How many grams of aluminum can react with 336g oxygen? 4Al + 3O2 --> 2Al2O3
baherus [9]

Answer: 714 g Al2O3

Explanation: Solution attached

First convert mass of O2 to moles

Do the mole ratio between O2 and Al2O3 from the balanced equation.

Convert moles of Al2O3 to mass using its molar mass.

5 0
3 years ago
A lab experiment shows: merge a litmus paper in a
ddd [48]

Answer:

2.

Explanation:

When you put the paper in a solution, it will turn blue if it is basic, or red if it is acidic. If it does not change color, it is fairly neutral.

6 0
3 years ago
Carbon disulfide burns with oxygen to form carbon dioxide and sulfur dioxide in the following manner: CS2 + 3O2 → CO2 + 2SO2 If
SVETLANKA909090 [29]
Given:
<span>CS2 + 3O2 → CO2 + 2SO2
</span><span>114 grams of CS2 are burned in an excess of O2
</span>
moles CS2 = 114 g/76.143 g/mol → 114g * mol/76.143 g =  1.497 mol

<span>the ratio between CS2 and SO2 is 1 : 2 </span>

moles SO2 formed = 1.497 x 2 = 2.994 moles   → 2nd option

6 0
3 years ago
Read 2 more answers
Draw the structure of the major organic product isolated from the reaction of 1-hexyne with sodium amide in liquid ammonia follo
77julia77 [94]

Answer:check explanation and attached file/picture

Explanation:

Alkynes are hydrocarbons and they are very acidic because of hybridization effect(the more acidic the s-character is, the more acidic it is going to be).

The reaction of 1-hexyne with sodium amide in liquid ammonia is a form of deprotonation 'reaction' to form acetylide. Due to the acidic nature of the terminal hydrogen atom, terminal alkynes do form metallic derivatives by the replacement of the terminal hydrogens. The equation of Reaction is given below.

C6H10 + NaNH2( in liquidNH3) ------------> C6H9Na + H-NH2.

The acetylide is a bae and a very good nucleophile.

The reaction is then followed by the addition of 1-bromobutane. This reaction is used for the production of longer chain alkynes. The equation of Reaction is attached in the picture.

3 0
2 years ago
Read 2 more answers
What is the mass (in grams) of 9.44 × 10 to the 24th power molecules of methanol (CH3OH)?
Lapatulllka [165]
(9.44•10^24)(32 g CH3OH) / (6.02•10^23)


501.8 g
8 0
3 years ago
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