Questions by JonnieSchoon

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1 answer 26 views

How can incorporating environmental chemistry into the curriculum improve students' understanding of the impact of chemical reactions on the environment and promote sustainable practices in the field of chemistry?

asked 13 hours ago in Chemical education

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1 answer 61 views

How effective are the Clean Air Act (CAA) regulations in reducing air pollution and improving air quality in the United States?

asked 5 days ago in Environmental Chemistry

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1 answer 75 views

What are the most commonly used chemical reactions and equations in everyday life, and how can they be applied in practical situations such as cooking, cleaning, and healthcare?

asked 6 days ago in Chemical education

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1 answer 46 views

Calculate the bond length between two hydrogen atoms that are covalently bonded together. Given that the distance between their nuclei is 74 pm and assume the bond is a perfect covalent bond with no ionic character.

asked Jan 23 in Chemical bonding

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1 answer 46 views

Calculate the amount of heat absorbed by 50 grams of water during the process of crystallization when it is cooled from 70°C to 0°C and solidifies into ice with a heat of crystallization of 333.55 J/g.

asked Jan 23 in ThermoChemistry

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1 answer 22 views

According to Maslow, why do certain needs need to be satisfied before others?

asked Jan 20 in Psychology

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1 answer 19 views

Who is responsible for determining the direction of a correlation?

asked Jan 17 in Psychology

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1 answer 40 views

What is the cognitive neuroscience approach?

asked Jan 13 in Psychology

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1 answer 29 views

What is the name of the muscle that contracts to cause the joint to straighten?

asked Jan 7 in Science

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1 answer 7 views

What is a common age-related bone disease in which bone density and strength is decreased?

asked Jan 6 in Science

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1 answer 22 views

In what type of body of water is most of the earth's water located?

asked Dec 31, 2024 in Science

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1 answer 50 views

An important chemical compound, which supplies living things with the energy they need to survive, is composed of carbon, oxygen and atoms of what other element?

asked Dec 30, 2024 in Science

0 votes

1 answer 8 views

Many species secrete a hard external skeleton of what?

asked Dec 27, 2024 in Science

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