Questions by KandiDempste

0 votes

1 answer 21 views

How does changing the pH of a solution affect the equilibrium position of an acid-base reaction when starting with HF (hydrofluoric acid) and NaOH (sodium hydroxide)?

asked 2 days ago in Chemical equilibrium

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1 answer 5 views

Consider the reaction: 2NOBr(g) ⇌ 2NO(g) + Br2(g)The Kc value for this reaction at a certain temperature is 0.045. A catalyst is added to the reaction mixture that increases the rate of the forward and reverse reactions to the same extent. What effect will this catalyst have on the equilibrium position of the reaction mixture? Justify your answer using calculations.

asked 6 days ago in Chemical equilibrium

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1 answer 61 views

According to Jean Piaget's theory of cognitive development, why does object permanence develop around 8-9 months of age?

asked Jan 20 in Psychology

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1 answer 7 views

According to Bandura, how does observational learning influence behaviour?

asked Jan 15 in Psychology

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1 answer 45 views

What type of protein is a protein molecule that is attached to, or associated with the membrane of a cell or an organelle?

asked Jan 8 in Science

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1 answer 8 views

The number of valence electrons determines variation of what property in nonmetals?

asked Jan 2 in Science

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1 answer 26 views

More uv rays reach the ground due to a decrease in what layer in the stratosphere?

asked Dec 31, 2024 in Science

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1 answer 23 views

Common wisdom has it that the temporal bone (temporal = “time”) is so named because this area of the head (the temple) is where hair typically first turns gray, indicating the passage of what?

asked Dec 30, 2024 in Science

0 votes

1 answer 17 views

What kind of reaction is a reaction in which two or more substances combine to form a single new substance?

asked Dec 28, 2024 in Science

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