Recent activity by NicolasValen

1 answer 56 views

Determine the heat capacity of a 50-g sample of iron that is heated from 25°C to 100°C using 500 J of heat.

answered Feb 4 in Chemical thermodynamics

1 answer 78 views

How can we design engaging and interactive chemistry lessons to increase student interest and participation in chemistry classes?

asked Jan 30 in Chemical education

1 answer 81 views

What is the concentration of lead (Pb) in a soil sample collected from a playground using X-ray fluorescence spectroscopy?

answered Jan 30 in Analytical Chemistry

1 answer 55 views

Where does psychodynamic theory draw its rationale from?

asked Jan 16 in Psychology

1 answer 39 views

What is the name of the part that connects the vagina with the uterus?

answered Jan 7 in Science

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