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2 years ago

9

How many grams of sulfur will react with 6.75 g of silver? How many grams of silver sulfide (Ag2S) will be formed in this reacti

on?

1 answer:

Xelga [282]2 years ago

8 0

Solve the following equation and check for extraneous solutions. Show all work. Thank you.

sqrt(sqrt(x - 3)) = sqrt(x - 15)

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A compound of mercury and oxygen is heated in order to decompose the compound. A 4.08 grams sample of mercury oxide upon heating

arlik [135]

Answer:

HgO (empirical formula)

Explanation:

4.08 - 3.78 = 0.3g (oxygen)

$(\frac{4.08}{201}) \: \: \: (\frac{0.3}{16} )$

0.02 : 0.02

0.02/0.02 : 0.02/0.02

1 : 1 (ratio)

HgO ( empirical formula)

2HgO ----> 2Hg + O2 ( your equation correct)

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2 years ago

Need help ASAP... (Question from 'Observing the Bunsen Burner'). "The match head is supposed to stay unlit. What does this tell

Solnce55 [7]

Answer:

It is too hot.

Explanation:

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2 years ago

Write about an object's motion in your own words.

arlik [135]

Answer:

An objects motion is called kinetic energy. Which is energy that is cause by movement or motion

Explanation:

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2 years ago

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How many atoms of potassium, K, are in K3PO4

Rom4ik [11]

Answer:

1

Explanation:

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2 years ago

Please help~~ thank you so much

deff fn [24]

Answer:

c. 2 and 3

Explanation:

Ca(NO3)2 names calcium nitrate.

Ca metal, O, N - nonmetals, so Ca(NO3)2 is ionic compound.

It is solid and white.

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3 years ago