Recent activity by ArlenRosetta

1 answer 42 views

Calculate the lattice energy of MgO (magnesium oxide) given that the ionic charges of Mg and O are +2 and -2, respectively, and the distance between the ions is 2.1 Å.

asked Jan 23 in Inorganic Chemistry

1 answer 53 views

A student wants to determine the amount of chloride ions present in a sample of seawater. Using potentiometry, what is the concentration of chloride ions present in the sample?

asked Jan 22 in Analytical Chemistry

1 answer 78 views

A 2.5 L container was initially filled with 0.1 M solution of nitrogen dioxide which decomposes into nitrogen monoxide and oxygen gas according to the following reaction:2NO2(g) ⇌ 2NO(g) + O2(g)After the system has reached equilibrium, the concentration of nitrogen monoxide is found to be 0.05 M. What is the equilibrium concentration of oxygen gas in the container?

answered Jan 22 in Chemical equilibrium

1 answer 41 views

Why is the trait theory important to psychology?

answered Jan 20 in Psychology

1 answer 7 views

How can indigenous psychology contribute to the field of psychology as a whole?

asked Jan 17 in Psychology

1 answer 22 views

What is the main criticism of the attribution theory?

answered Jan 16 in Psychology

1 answer 26 views

What is consolidation in memory?

answered Jan 15 in Psychology

1 answer 17 views

What is sensory memory?

asked Jan 15 in Psychology

1 answer 20 views

What is a Type II error?

answered Jan 14 in Psychology

1 answer 7 views

What state of matter has a definite volume, but not a definite shape?

asked Jan 7 in Science

1 answer 28 views

What is the name of the tube that joins the mouth to the digestive and respiratory tracts?

asked Jan 7 in Science

1 answer 25 views

Ovulation is the release of an egg from the what?

answered Dec 31, 2024 in Science

1 answer 8 views

Many hydrocarbons are cyclic and adopt specific three-dimensional structures that influence their physical and what properties?

answered Dec 31, 2024 in Science

1 answer 29 views

An estimated 100 trillion of these live in the gut of an average person?

answered Dec 30, 2024 in Science

1 answer 27 views

Psip can be positive or negative relative to what kind of pressure?

asked Dec 27, 2024 in Science

1 answer 30 views

Plants supply, ultimately, most of the food eaten by terrestrial animals, along with what gas?

answered Dec 27, 2024 in Science

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