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Tomtit [17]
3 years ago
5

Why do human sweat and dogs pants ? Explain the purpose and the reason why it is effected ?

Chemistry
2 answers:
rosijanka [135]3 years ago
7 0
Humans sweat because sometimes our bodies can overheat, like running on a hot Summer day. Sweat is water and sodium. When the water evaporates, the skin is cooled. Dogs, on the other hand, do not have all over sweat glands like us, only in their paws. Panting circulates air throughout a dog and helps them cool down. 
SpyIntel [72]3 years ago
6 0
As a result of temperature regulation within the body of endothermic animals, human bodies are much exposed to the environment than any other endothermic animal which causes human to sweat through their sweat glands and dogs has no sweat glands like that of human

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4NH3+5O2=4NO+6H20 if 32.5 grams of NH3 react with enough oxygen, how many grams of water should form?
Aneli [31]

51.3 gram of water should form if 32.5 g of NH₃ react with enough oxygen.

<h3>How to find the Number of moles ?</h3>

To calculate the number of moles use the formula

Number of moles = \frac{\text{Given Mass}}{\text{Molar Mass}}

                              = \frac{32.5}{17}

                              = 1.9 mol

4NH₃ + 5O₂ → 4NO + 6H₂O

4 mol of NH₃ react with oxygen to given 6 mole of water.

So 1.9 mol of NH₃ produces = \frac{1.9}{4}\times 6

                                              = 2.85 mol of water

Mass of water = Molar Mass of water × Number of moles of water

                        = 18 × 2.85

                        = 51.3 gram

Thus from the above conclusion we can say that 51.3 gram of water should form if 32.5 g of NH₃ react with enough oxygen.

Learn more about the Moles here: brainly.com/question/15356425

#SPJ1

6 0
2 years ago
The equilibrium constant for the reaction NO2(g)+NO3(g)→N2O5(g) is 2.1x10-20 , therefore: a. At equilibrium, the concentration
frutty [35]

Answer: c. At equilibrium, the concentration of reactants is greater than the products

Explanation:

Equilibrium constant for a reaction is the ratio of concentration of products to the concentration of reactants each raised to the power its stoichiometric coefficients.

For the reaction:

NO_2(g)+NO_3(g)\rightleftharpoons N_2O_5(g)

Equilibrium constant is given as:

K_{eq}=\frac{[N_2O_5]}{[NO_2]\times [NO_3]}

2.1\times 10^{-20}=\frac{[N_2O_5]}{[NO_2]\times [NO_3]}

When

a) K > 1, the concentration of products is greater than the concentration of reactants

b) K < 1, the concentration of reactants is greater than the concentration of products

c) K= 1, the reaction is at equilibrium, the concentration of reactants is equal to the concentration of products

Thus as K_{eq} is 2.1\times 10^{-20} which is less than 1,

the concentration of reactants is greater than the concentration of products

3 0
4 years ago
Three blocks are shown here pls HELPPPP:
White raven [17]

Answer: I am confident the answer is B

Explanation:

forgive me if im wrong

5 0
3 years ago
Change 23 degrees Celsius to F
Fed [463]
Rewrite the formula C=5/9(F-32) substituting 23 for C: 23=5/9(F-32), then multiply both sides by the reciprocal of 5/9.
(9/5)*(23)=(9/5)*5/9(F-32)
41.4=F-32; add 32 to both sides.
41.4+32=F-32+32
73.4=F
8 0
3 years ago
Read 2 more answers
How to calculate the mass of copper
faust18 [17]

You can acquire the atomic mass of any chemical element by using the periodic table. I've provided an example on a document below to help you identify the components of an <em>element </em>block from the periodic table. Now if you want to find the mass of an exact amount of a substance you use moles for that. That's why it's called molar mass. To find the molar mass of a substance follow this little guide:

  1. Start with the number of grams of each element given.
  2. Convert the mass of each element to moles utilizing the molar mass from the periodic table.
  3. Divide each mole value by the smallest number of moles deciphered.
  4. Round your answer. This is the mole ratio of the element.

*Use the third document I've inserted below to follow the guide.








<u>*</u><u>All documents used here are property of their respective owners</u><u>*</u>


7 0
3 years ago
Read 2 more answers
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