When a 1.0 M solution of HCl is titrated with a 1.0 M solution of KOH, which is the approximate pH at the equivalent point?

Answers

Answer 1
Answer: The equivalence point is when the concentration of H⁺ in solution is equal to the concentration of OH⁻ in solution.  Since H⁺ and OH⁻ react with each other to make water (H⁺(aq)+OH⁻(aq)→H₂O(l)) the pH at the equivalence point is 7 due to everything being neutralized.  (The equivalence point only has a pH of 7 when a strong acid is being titrated with a strong base).

I hope this helps.  Let me know if anything is unclear.  
Answer 2
Answer:

Answer:

Decreases abs basicity decrease

Explanation:


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What is a bond called that shares electrons between two neutral atoms?A. Polar bond
B. Covalent bond
C. Metallic bond
D. Ionic bond

Answers

ionic bonds is a type chemical bond formed through an electrostatic attraction between two opposite charged ions.

covalent bond involves a pair of electrons being shared between atoms. 

Answer

B. covalent bond

If a runner completes a 10 kilometer race in 32.50 minutes, what is the 10.0 km pace in miles per hour? (1.609 km = 1 mile approximately)

Answers

If a runner completes a 10 km race in 32.5 minutes, his pace or speed can be calculated by the equation:

velocity = distance/time = 10km/32.5 mins = 0.3125 km/min

Convert this value to miles per hour using the conversion factors for minutes to hours and kilometers to miles as requested by the problem. This gives an answer of 11.47 miles per hour.

0.3125 km/min x 60 mins./ 1 hour x 1 mile / 1.609 km = 11.47 miles/hour

Which of the following is not a form of heat transfer?A. radiation
B. convection
C. conduction
D. vaporization

Answers

D. Vaporization is not a form of heat transfer. Vaporization refers to a phase change in which a substance changes from a liquid state of matter to a gaseous state.

What are geometric isomers?

Answers

each of two or more compounds that differ from each other in the arrangement of groups with respect to a double bond, ring, or other rigid structure.

In plants, movement of CO2 and O2 happens through:

Answers

Stomata
Stomata are the pores present on the leaves of the plant

Where would you find a halophile? A. salt flat B. ocean floor C. swamp or marsh D. hydrothermal vents

Answers

Option A. salt flat is the correct answer. A halophile is most likely to be found in a salt flat, as it aligns with the habitat where halophiles are most commonly found due to their ability to thrive in high-salinity conditions.

Halophiles are organisms that thrive in environments with high salt concentrations. Salt flats, also known as salt pans or salt deserts, are large expanses of flat land covered with salt and other minerals. These areas typically form in arid or semi-arid regions where water evaporates, leaving behind concentrated salt deposits.

Salt flats are characterized by their stark, white appearance due to the accumulation of salt crystals on the surface. The high salt content makes these areas inhospitable to many other forms of life, but halophiles have evolved unique mechanisms to tolerate and even benefit from the high salt concentrations.

Learn more about halophile here:

brainly.com/question/30868695

Final answer:

A halophile can be found in salt flats, ocean floors, swamps or marshes, and hydrothermal vents.

Explanation:

Halophiles are organisms that can be found in highly saline environments. They have adapted to survive in areas with high salt concentrations. Some of the locations where halophiles can be found include:

  • Salt flats: These are areas where water evaporates, leaving behind a high concentration of salt. Halophiles are able to survive in these extreme conditions.
  • Ocean floors: Certain areas of the ocean, such as saltwater lakes or lagoons, have high salt concentrations. Halophiles have adapted to live in these environments.
  • Swamps or marshes: These areas may have high salt content due to the presence of saltwater or brackish water. Halophiles can thrive in these habitats.
  • Hydrothermal vents: These are underwater geysers that release hot, mineral-rich water. Some hydrothermal vents have high salt concentrations, providing a suitable habitat for halophiles.

Halophiles have unique mechanisms to cope with the osmotic stress caused by the high salt content. They may have specialized enzymes and transport proteins that allow them to maintain proper cellular function in these extreme conditions.

Halophiles play an important role in the ecosystem by contributing to nutrient cycling and serving as a food source for other organisms.

Learn more about halophiles and their habitat here:

brainly.com/question/34762395

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