3 years ago

Apparently the first organic compound synthesized in a lab was____

Chemistry

1 answer:

Brrunno [24]3 years ago

3 0

The first was organic compound was Urea

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Identify the number of moles in 369 grams of calcium hydroxide. Use the periodic table and the polyatomic ion resource.

topjm [15]

Answer : The number of moles in 369 grams of calcium hydroxide is, 4.98 moles

Explanation : Given,

Mass of calcium hydroxide = 369 g

Molar mass of calcium hydroxide = 74.093 g/mole

Formula used :

$\text{Moles of calcium hydroxide}=\frac{\text{Mass of calcium hydroxide}}{\text{Molar mass of calcium hydroxide}}$

Now put all the given values in this formula, we get the moles of calcium hydroxide.

$\text{Moles of calcium hydroxide}=\frac{369g}{74.093g/mole}=4.98mole$

Therefore, the number of moles in 369 grams of calcium hydroxide is, 4.98 moles

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4 years ago

On her way to school Tuesday morning, Ana got soaking wet during a surprise rainstorm. She was not carrying an umbrella or rain

Sunny_sXe [5.5K]

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Explanation:

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3 years ago

Define position and reference point in your own words. Dont copy and paste!

irga5000 [103]

Answer: The beginning stage you decide to depict the area, or position, of an object.

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4 years ago

When BOTH organisms benefit from a relationship it is called?

PIT_PIT [208]

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A radioactive nuclide that is used for radiation therapy for cancer has 33 neutrons and a mass number of 60. Which is the correc

sineoko [7]

Answer:

Last option is the correct choice.

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Superscript 60 Subscript 27 upper C o.

Best Regards!

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3 years ago