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MariettaO [177]
3 years ago
12

A solution has a hydronium concentration of 1.3 x 10^-3M. What is the ph of the solution?

Chemistry
1 answer:
Serjik [45]3 years ago
7 0

Answer:

2.89

Explanation:

pH=-log(H+)

- Hope that helps! Please let me know if you need further explanation.

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Define Transportation plants:<br><br> Define Respiration Plants:
jonny [76]

Answer:

Define Transportation in plants: Transportation in plants is when the plant transports water and other mineral throughout the whole plant from the roots to the stem and finally specific parts of a plant.

Define Respiration In Plants: Is when plants use photosynthesis to make their own food to make energy for the plant's growth

3 0
3 years ago
1. Why don't scientists stop with the first step in the Scientific Method, making observations? A. They don't trust their own ob
natulia [17]

Answer:

Explanation:

Scientists don't stop with the first step of their experiment because they want other scientists' opinions because they may not trust their own observations.

                     OR

Scientists don't stop with the first step of their experiment because they would rather plan and run experiments than just observe the world around them    

       

Hope any one of these helps you

5 0
3 years ago
Why must energy be absorbed to change a liquid to a gas?
Komok [63]

Answer: Heat energy is absorbed to vaporize a liquid because molecules which are held together by intermolecular forces in the liquid are separated as the gas is formed

Explanation:whatever that means^ I looked it up

4 0
3 years ago
To standardize a hydrochloric acid solution, it was used as a titrant with a solid sample of sodium hydrogen carbonate, NaHCO3.
Ket [755]

Answer:

0.113 M

Explanation:

The reaction that takes place is:

  • NaHCO₃ + HCl →NaCl + CO₂ + H₂O

First we convert 0.3967 g of NaHCO₃ into moles, using its molar mass:

  • 0.3967 g ÷ 84 g/mol = 4.72x10⁻³ mol NaHCO₃

As 1 mol of NaHCO₃ reacts with 1 mol of HCl, in 41.77 mL of the HCl solution there were 4.72x10⁻³ moles of HCl.

With the <em>calculated number of moles and the given volume </em>we <u>calculate the concentration of the solution</u>:

  • Converting 41.77 mL ⇒ 41.77 mL / 1000 = 0.04177 L
  • Concentration = 4.72x10⁻³ mol / 0.04177 L = 0.113 M
6 0
3 years ago
Does sealing a tanker car cause it to implode?
Ksenya-84 [330]

Answer:

yes

Explanation:

the build up of pressure eventually becomes to much for the tanker then yes, it will implode with a possibility of an explosion.

4 0
3 years ago
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