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telo118 [61]
3 years ago
5

A student measured the pH of four solutions. Which pH indicates the highest hydronium ion concentration?

Chemistry
2 answers:
nignag [31]3 years ago
7 0
It’s 7.0 I just had the apex practice test
arsen [322]3 years ago
5 0

Answer: Option (a) is the correct answer.

Explanation:

It is known that pH is the negative log of concentration of hydrogen ions.

Mathematically,          pH = -log[H^{+}]

For acidic solutions, pH will range fro 1 to 6.9. When a solution is neutral in nature then its pH will be equal to 7.

Lesser is the value of pH, more will be the hydrogen ion concentration present into the solution and vice-a-versa.

On the other hand, when pH will range from 7.1 to 14 then the solution will be basic in nature.

Therefore, we can conclude that a solution with pH equal to 3.2 indicates the highest hydronium ion concentration.

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!!please help asap ty!!
Bess [88]

Answer:

2.89× 10²³ atom

Explanation:

Given data:

Number of atoms of Zn = ?

Number of moles of Zn = 0.48 mol

Solution:

The given problem will solve by using Avogadro number.

It is the number of atoms , ions and molecules in one gram atom of element, one gram molecules of compound and one gram ions of a substance.

The number 6.022 × 10²³ is called Avogadro number.

1 mole = 6.022 × 10²³ atom

0.48 mol ×  6.022 × 10²³ atom / 1mol

2.89× 10²³ atom

7 0
3 years ago
What is 5 ounces in milliliters?
SIZIF [17.4K]
1 ounces ----------- 29.5735 mL
5 ounces ----------- ??

5 x 29.5735 / 1 => 147.868 mL

hope this helps!
6 0
3 years ago
6. Which atomic particle has a positive (+) charge?
m_a_m_a [10]

Answer:

lithum

Explanation:

5 0
3 years ago
Read 2 more answers
Determine the limiting reactant in each of the following reactions:
wolverine [178]

The reactant in a chemical process known as the limiting reactant controls how much product can be produced. When the limiting reactant is completely used up, the reaction will come to an end.

<h3>Find the limiting reactant ?</h3>
  • As a result of 1 mol Sb4O6 reacting with 6 mol H2SO4, only 0.1 mol Sb4O6 reacts with 0.6 mol H2SO4, leaving only 0.5 mol H2SO4. This indicates that H2SO4 is the limiting reactant and Sb4O6 is present in excess.
  • According to your equation, which is balanced, 0.1 mol Sb4O6 should react with 0.6 mol H2SO4, yet there is only 0.5 mol H2SO4 on hand.
  • Therefore, only.083 mol of Sb4O6 are reacted.
  • The reactant that is present in the limiting amount—the limiting reactant—determines the extent to which a chemical reaction occurs.
  • The trick is really quite easy! We employ an augmented matrix to hold the data derived from the balancing equation Sb4O6 + 6H2SO4 --> 2Sb2(SO4)3 + 6H2O.
  • Although you are provided 0.5 mol of H2SO4, the reaction requires 0.6 mol. Therefore, the limiting reactant is H2SO4.
  • Only 0.0833 mol of Sb4O6 is required, but you have 0.1 mol. Sb4O6 is therefore the extra reactant.

To learn more about limiting reactant refer to:

brainly.com/question/27986321

#SPJ1

3 0
2 years ago
11cm+11.38cm+500.55cm=
Vika [28.1K]

Answer:522.93 centimeters

Explanation:

I calculated the numbers

8 0
3 years ago
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