Questions by SDHMillard5

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1 answer 62 views

A student received a sample of an unknown substance weighing 5 grams. After performing a series of measurements, they found that the sample contained 2.5 grams of pure calcium carbonate and an unknown amount of impurities. Using mass balance calculations, determine the weight and composition of the impurities in the sample.

asked Jan 22 in Analytical Chemistry

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1 answer 63 views

A chemistry student wants to create a chemical reaction that produces exactly 25 grams of water. How many grams of hydrogen and oxygen would need to react to create this amount of water?

asked Jan 22 in Chemical reactions

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1 answer 28 views

Where did Albert Ellis develop his rational emotive behaviour therapy approach?

asked Jan 17 in Psychology

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1 answer 20 views

What is the role of reinforcement in behavioural psychology?

asked Jan 15 in Psychology

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1 answer 16 views

What is psychosocial psychology?

asked Jan 13 in Psychology

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1 answer 31 views

What causes light to refract?

asked Jan 6 in Science

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1 answer 23 views

Phospholipids are unable to mix with what?

asked Dec 31, 2024 in Science

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