Questions by MelindaPolen

0 votes

1 answer 32 views

How can schools and universities increase the availability and accessibility of chemistry-related extracurricular activities for students who are interested in pursuing a career in chemistry?

asked 10 hours ago in Chemical education

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1 answer 22 views

How can chemistry educators effectively teach the applications of chemistry in various industries, such as pharmaceuticals, agriculture, and manufacturing, to help students understand the role of chemistry in society and the economy?

asked 1 day ago in Chemical education

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1 answer 30 views

Calculate the standard entropy change for the reaction: 2H2 (g) + O2 (g) -> 2H2O (g) given the standard enthalpy of formation of H2O (g) is -241.8 kJ/mol at 298 K.

asked 2 days ago in Inorganic Chemistry

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1 answer 65 views

What is the concentration of iron (Fe) ions in a water sample collected from a river using spectrophotometry with an absorbance reading of 0.75 and known molar absorptivity of 3.6 x 10^3 L mol^-1 cm^-1? The sample has a path length of 1 cm and a volume of 25 mL.

asked 6 days ago in Analytical Chemistry

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1 answer 25 views

What is interpersonal hypersensitivity and how does it relate to borderline personality disorder?

asked Jan 17 in Psychology

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1 answer 23 views

Why is humanistic therapy seen as a client-centred approach?

asked Jan 17 in Psychology

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1 answer 22 views

What is the client-centered approach?

asked Jan 15 in Psychology

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1 answer 19 views

What travels 9.5 trillion kilometers a year?

asked Jan 8 in Science

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1 answer 29 views

What is the name of the the most efficient possible engine?

asked Jan 7 in Science

0 votes

1 answer 26 views

The electron beam scans the surface of the sample, usually coated with a thin film of which metal?

asked Dec 27, 2024 in Science

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