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Monica [59]
3 years ago
8

Name at least two examples of biomass energy sources

Chemistry
1 answer:
Illusion [34]3 years ago
4 0

Answer:

two examples are

wood and Ethanol 

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Gaseous ammonia chemically reacts with oxygen o2 gas to produce nitrogen monoxide gas and water vapor. Calculate the moles of ni
Sergio [31]

Answer: 0.050 moles of nitrogen monoxide are produced by 0.050 moles of ammonia.

Explanation:

According to the law of conservation of mass, mass can neither be created nor be destroyed. Thus the mass of products has to be equal to the mass of reactants. The number of atoms of each element has to be same on reactant and product side. Thus chemical equations are balanced.

The balanced chemical reaction is:

4NH_3(g)+5O_2(g)\rightarrow 4NO(g)+5H_2O(g)

According to stoichiometry:

4 moles of ammonia produce = 4 moles of nitrogen monoxide

Thus 0.050 moles of ammonia produce =\frac{4}{4}\times 0.050=0.050 moles of nitrogen monoxide

7 0
3 years ago
If honey has a density of 1.36 g/ml what is the mass of 1.25 qt reported in kilograms
yawa3891 [41]
Answer;
1.6 kg.

Solution;
 
The density is 1.36 g/ml;

The volume is 1.25 qt
However; 1 qt = 946.35 ml 

Mass is given by; density × volume;
    = 1.25 qts × 946.25 ml/qt × 1.36 g/ml =1609 g 
but; 1 kg = 1000 g
Hence the mass = 1609/1000 = 1.609 Kg or 1.61 (sig figs)

7 0
4 years ago
The mass of an object is 32g and its density is 17g /mL. what is its volume
guajiro [1.7K]

Explanation:

here,

Mass (m)= 32 g =0.32 kg

Density(d)= 17 g/ml

volume (v)=?

we know that,

d=m/v

17=0.32/v

v= 0.32/17

v=0.018<u> </u>

3 0
3 years ago
Read 2 more answers
Help I. have until 11:59 to hand it in ​
Sedbober [7]

This chemical reaction can also be written as

2C2H6+7O2-->4CO2+6H2O

This is a chemical reaction because reactants are converted into products. This is the combustion of ethane where ethane and oxygen have been converted into carbon dioxide and water

8 0
3 years ago
HELP 100 PONTS GIVING BRAINLIEST
Oksana_A [137]

Answer:

Hello!

Explanation:

I didn´t know if you knew, but there is no attachment. :)

7 0
3 years ago
Read 2 more answers
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