Questions by TonyCansler

0 votes

1 answer 33 views

How do the properties of polyurethane change with varying ratios of diisocyanate and polyol in the chemical synthesis process, and how do these changes affect the performance and potential applications of the resulting material?

asked Feb 14 in Chemical synthesis

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1 answer 47 views

How does insulin regulate the breakdown of glucose in the liver during carbohydrate metabolism, and what role do the enzymes glucokinase and hexokinase play in this process?

asked Feb 13 in BioChemistry

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1 answer 33 views

How can the synthesis of polyvinyl alcohol from vinyl acetate monomer be optimized to increase the yield and purity of the final product, and what factors influence the properties of the resulting polymer?

asked Feb 11 in Chemical synthesis

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1 answer 58 views

Calculate the enthalpy change of the reduction reaction of Fe3+ to Fe2+ when 1.44 g of Fe3+ ions are reduced using a standard hydrogen electrode (E° = 0.00 V) at 298 K. The balanced half-reaction equations are given below:Fe3+ + e- → Fe2+ ( E° = +0.77 V)H+ + e- → 1/2 H2(g) ( E° = 0.00 V)

asked Jan 23 in ThermoChemistry

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1 answer 31 views

What is the zone of proximal development?

asked Jan 20 in Psychology

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1 answer 29 views

When was the social facilitation theory proposed?

asked Jan 15 in Psychology

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1 answer 57 views

What is the concept of prolonged grief disorder?

asked Jan 15 in Psychology

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1 answer 70 views

What is histrionic personality disorder?

asked Jan 13 in Psychology

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1 answer 50 views

What are the advantages of the existential theory of anxiety?

asked Jan 13 in Psychology

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1 answer 62 views

What is social exchange theory?

asked Jan 13 in Psychology

0 votes

1 answer 45 views

What is a soft, gray, nontoxic alkaline earth metal?

asked Jan 6 in Science

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1 answer 64 views

Counterweights and diagonal steel beams are used in buildings to hold down what?

asked Dec 30, 2024 in Science

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1 answer 31 views

Algae is a promising alternative to traditional crops for what type of fuels?

asked Dec 30, 2024 in Science

0 votes

1 answer 13 views

Tidal volume, expiratory reserve volume, inspiratory reserve volume, and residual volume are all types of what kind of measurement?

asked Dec 27, 2024 in Science

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