Recent activity by KellyeBucher

1 answer 26 views

Here is a precise problem for the student to solve:How does the molecular weight of a polymer affect its physical properties such as viscosity and elasticity? Provide experimental evidence to support your answer.

asked 23 hours ago in Physical Chemistry

1 answer 35 views

Calculate the enthalpy change of dissolving 10.0 g of sodium hydroxide (NaOH) in 200.0 mL of water at 25°C. Given: the enthalpy of dissolution of NaOH is -44.5 kJ/mol.

asked Jan 23 in ThermoChemistry

1 answer 21 views

When could the use of punishment be ineffective in shaping behaviour?

asked Jan 20 in Psychology

0 answers 34 views

According to Marcia, which identity status is characterized by active exploration but no commitment?

asked Jan 20 in Psychology

1 answer 18 views

According to Kelly, why do individuals have personal constructs?

asked Jan 16 in Psychology

1 answer 17 views

According to Freud's psychosexual theory, what is the final stage of development?

asked Jan 15 in Psychology

1 answer 49 views

How does adult development differ from child development?

answered Jan 14 in Psychology

1 answer 7 views

What form because water erodes the outside of curves and deposits eroded material on the inside?

asked Jan 6 in Science

1 answer 6 views

The marsupial embryo is nourished inside the uterus with food from a yolk sac instead of through a what?

answered Jan 2 in Science

1 answer 48 views

The lungs perform gas exchange using air and what fluid, which is coming and going from the heart?

asked Jan 2 in Science

1 answer 23 views

Iron will do what when it is exposed to oxygen and water?

asked Dec 31, 2024 in Science

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