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m_a_m_a [10]
2 years ago
14

g. Hot water at 100 °C is added to 300 g of water at 0 °C until the final temperature is 40 °C. Find the mass of the hot water a

dded. The specific heat capacity of water is 4200 Jkg-¹°C¹.​
Chemistry
1 answer:
Evgen [1.6K]2 years ago
8 0

Answer:

000

Explanation:

hi

my

name

is

God

000answer

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addition of sulfurous acid (a weak acid) to barium hydroxide ( a strong base) results in the formation of a precipitate. The net
Trava [24]

net ionic equation:

SO₄²⁻ (aq) + Ba²⁺ (aq) → BaSO₄ (s)

Explanation:

We have the following chemical reaction:

H₂SO₄ (aq) + Ba(OH)₂ (aq) → BaSO₄ (s) + 2 H₂O (l)

Now we write the ionic equation:

2 H⁺ (aq) + SO₄²⁻ (aq) + Ba²⁺ (aq) + 2 OH⁻ (aq) → BaSO₄ (s) + 2 H⁺ + 2 OH⁻ (aq)

We remove the spectator ions to obtain the net ionic equation:

SO₄²⁻ (aq) + Ba²⁺ (aq) → BaSO₄ (s)

where we have:

(aq) - aqueous

(s) - solid

(l) - liquid

Learn more about:

net ionic equation

brainly.com/question/7018960

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7 0
3 years ago
Is each of these statements true? If not, explain why.(p) A bimolecular reaction is generally twice as fast as a unimolecular re
Ede4ka [16]

A bimolecular reaction typically takes twice as long as a unimolecular reaction. The answer is true

<h3>How is activation energy related to temperature?</h3>
  • Consider what must occur for ClNO2 to react with NO to understand why reactions have an activation energy.
  • First and foremost, these two molecules must clash in order to organise the system.
  • Not only must they be brought together, but they must also be kept in precisely the appropriate orientation relative to one other in order for the reaction to occur.
  • Some energy must also be used in order to break the Cl-NO2 bond and allow the Cl-NO bond to form.

learn more about bimolecular reaction refer

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5 0
2 years ago
While watching tv in your room one nigh, you decide to have some Oreos and a glass of milk. there were only 3 Oreos and science
sveta [45]

Answer:

yes it did.

Explanation:

the product must have produced a smell therefore it created a gas. this means it was a chemical reaction

8 0
3 years ago
Calculate the % yield if the amount of alum obtained was 18.28 g and the expected amount was 19.93 g.
aliya0001 [1]

Answer:

Me too

Explanation:

I dont know why but me too

8 0
4 years ago
Read 2 more answers
The volcanoes (red dots) in this map are MOST LIKELY caused by A) folding. B) subduction. C) metamorphism. D) seafloor spreading
sergij07 [2.7K]
B subdutuction  none of the rest cause volcanoes
4 0
3 years ago
Read 2 more answers
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