Questions by DanieleKavel

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1 answer 48 views

A sample of drinking water from a local source was analyzed for its composition using mass balance calculations. The sample was found to contain 100 mg/L of calcium ions, 50 mg/L of magnesium ions, 20 mg/L of chloride ions, and 10 mg/L of sulfate ions. If the total volume of the sample was measured to be 50 mL, what is the mass of each ion present in the sample?

asked Jan 22 in Analytical Chemistry

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1 answer 53 views

What is the identity of an unknown organic compound based on its IR spectrum, given peaks at 3400 cm-1 and 1700 cm-1?

asked Jan 21 in Organic Chemistry

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1 answer 39 views

Please evaluate the Seligman's learned helplessness theory.

asked Jan 20 in Psychology

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1 answer 46 views

How can psychologists promote decolonisation in their work?

asked Jan 14 in Psychology

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1 answer 18 views

What is the name of a tough, fibrous membrane which protects the outer layer of bone?

asked Jan 7 in Science

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1 answer 44 views

Connective tissues typically have three characteristic components in common: cells, large amounts of amorphous ground substance, and what else?

asked Dec 27, 2024 in Science

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