Recent activity by MellisaNauma

1 answer 4 views

A compound contains 42.8% carbon, 14.3% hydrogen, and 42.9% oxygen by mass. Determine its empirical formula.

asked Jan 22 in Inorganic Chemistry

1 answer 36 views

A beaker containing 1L of water is divided into two equal compartments by a semi-permeable membrane. One side of the membrane has 1M NaCl solution and the other side is pure water. Determine the time taken for the concentration of NaCl on both sides of the membrane to become equal through diffusion. Given: Molecular weight of NaCl is 58.44 g/mol, and diffusion coefficient of NaCl in water is 1.6 x 10^-9 m^2/s.

asked Jan 22 in Physical Chemistry

1 answer 44 views

Why did Milgram's obedience study receive criticism?

answered Jan 20 in Psychology

1 answer 21 views

How has Maslow's hierarchy of needs been criticised?

answered Jan 16 in Psychology

1 answer 16 views

According to classical conditioning, how are behaviours learned?

asked Jan 16 in Psychology

1 answer 45 views

What is the role of education in promoting trauma-informed practices?

asked Jan 15 in Psychology

1 answer 6 views

What are some ethical considerations in psychological research?

asked Jan 15 in Psychology

1 answer 26 views

What is the main critique of the sociocultural theory?

asked Jan 15 in Psychology

1 answer 30 views

What is social support?

asked Jan 14 in Psychology

1 answer 20 views

What does all matter consist of?

asked Jan 6 in Science

1 answer 17 views

The umbilical cord connects the fetus to what structure?

answered Jan 2 in Science

1 answer 25 views

The coccyx, or tailbone, results from the fusion of four small what?

answered Dec 31, 2024 in Science

1 answer 44 views

Most biochemical molecules are macromolecules, meaning that they are what?

answered Dec 31, 2024 in Science

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