Questions by JohnsonBosto

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1 answer 50 views

What is the composition of a given sample of an unknown compound? Perform elemental analysis and determine the percentage of carbon, hydrogen, and nitrogen in the unknown compound.

asked 6 days ago in Analytical Chemistry

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1 answer 42 views

Calculate the amount of heat released when 50 grams of NaOH is dissolved in 500 mL of water at 25°C. The heat of crystallization of NaOH is -44.51 kJ/mol. Assume the final temperature of the solution is 25°C and the heat capacity of the solution is 4.18 J/g °C.

asked Jan 23 in ThermoChemistry

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1 answer 5 views

What is the main goal of the critical theory approach?

asked Jan 16 in Psychology

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1 answer 20 views

What is a scatterplot?

asked Jan 16 in Psychology

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1 answer 29 views

What is the psychoanalytic theory of depression?

asked Jan 13 in Psychology

0 votes

1 answer 50 views

What type of ecosystem do polar bears live in?

asked Jan 8 in Science

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1 answer 25 views

The partial pressure of each gas in a mixture is proportional to its what?

asked Jan 2 in Science

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1 answer 36 views

Ions are formed when atoms gain or lose what?

asked Dec 31, 2024 in Science

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1 answer 26 views

Earth’s magnetic north and south poles are not the same as what?

asked Dec 30, 2024 in Science

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1 answer 46 views

Chewing a bite of bread mixes it with what and facilitates its chemical breakdown?

asked Dec 30, 2024 in Science

0 votes

1 answer 19 views

Hydras and sea anemones are examples of what form?

asked Dec 27, 2024 in Science

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