4 years ago

What are the products of the complete combustion of a hydrocarbon in excess oxygen

1 answer:

4 0

The products for the complete combustion of a hydrocarbon in excess air is carbon dioxide and water. Any hydrocarbon when reacted with oxygen will always yield the said products. Incomplete combustion, on the other hand, yields carbon monoxide and water.

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Which subatomic particle will be attracted by a positively charged object?

anyanavicka [17]

Protons are Positively charged

Electrons are Negatively charged

Electrons are attracted to Protons

C) Electron

Hope this Helps!!!

4 0

3 years ago

An automobile is driving uphill. Which form of energy is not involved in this process?

Lapatulllka [165]

The answer is D) Electromagnetic energy. This is not a type of energy that occurs when a vehicle is moving.

7 0

3 years ago

A solution of ammonia has a pH of 11.8. What is the concentration of OH– ions in the solution?

Basile [38]

Answer:

The answer is 2.20 M

Explanation:

This is because ammonia has a pH of 11.8 and if you take 14-11.8 it equals 2.2 so the answer is 2.20 M

6 0

3 years ago

Read 2 more answers

How many moles of water as a gas can be formed 2.45 L

Alex17521 [72]

Answer:

0.11mole

Explanation:

Let us assume that the condition is at standard temperature and pressure(STP);

Given parameters:

Volume of water = 2.45L

Unknown:

Number of moles found in this volume of water = ?

Solution;

At STP;

Number of moles = $\frac{volume of gas}{22.4}$

Input the parameters and solve;

Number of moles of water = $\frac{2.45}{22.4}$ = 0.11mole

The number of moles of water found is 0.11mole

4 0

3 years ago

Which term is defined as the sum of protons and neutrons in an atom?.

nata0808 [166]

Answer:

mass number

Explanation:

yeah mass number is the total of protons and neutrons

for example carbon has 12 proton and 12 neutrons therefore it's mass number is 24

i hope this is what you're looking for

5 0

2 years ago