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Wewaii [24]
3 years ago
10

Plz help with quiz I’ll mark brainliest

Chemistry
2 answers:
Fantom [35]3 years ago
6 0

Question : The main concern of Environmental Scientists is ?

Answer : The negative effects of humans on the Environment

sineoko [7]3 years ago
3 0

Answer:

B

Explanation:

I think it is sorry if wrong

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Classify these salts as acidic, basic, or neutral. kcl, nh4br, k2co3, nacn, liclo4? this is what i put but got it wrong: nh4br =
olchik [2.2K]
I'll just list down the acidic, basic, and neutral salts.

ACIDIC
<span>THE CATION: is the conjugate acid of a weak base
THE ANION: Conjugate Base of A Strong Acid

</span>Ammonium Sulfate - <span>(NH₄)₂SO₄
</span>Ammonium Chloride - NH₄Cl
BASIC
<span>THE CATION: comes from the cation of a strong Base (i.e. Na+, K+, Li+)
The Anion: comes from the conjugate base of a weak acid 

</span>Sodium Acetate - CH₃COONaSodium Phosphate - <span>Na₃PO₄
</span>Calcium Acetate - (CH₃COO)₂Ca
NEUTRAL
<span>THE CATION: comes from a strong base
THE ANION: comes from a strong acid

</span>Sodium Nitrate - NaNO₃
Barium Chloride - BaCl₂Potassium Chloride - KCl
5 0
4 years ago
What is the electron configuration silver, Ag? exeception​
Setler79 [48]

Answer

2,8,18,18,1

Explanation:

7 0
3 years ago
Acetaminophen is the active ingredient in Tylenol.
Tomtit [17]

Explanation:

a. Write the molecular formula of the compound.

Acetaminophen contains 8 carbon atoms, 9 Hydrogen atoms, 1 Nitrogen atom and 2 Oxygen atoms.

The molecular formular is given as;  C8H9NO2

b. What is the hybridization state of each C, N, and O atom?

From the image attached;

All the carbon atoms in the benzene ring has hybridization of sp2.

The carbon that is doubly bonded (carbonyl) to the oxygen has hybridization of sp2

The last carbon to the right has hybridization of sp3

The hybridization of nitrogen in the compound is sp3 hbridized.

Oxygen atom in alcohol  is sp3 hybridised

Oxgen in the carbonyl group is sp2 hybridized.

3 0
3 years ago
What factors determine the amount of radiant energy we will receive on earth?
pishuonlain [190]
I don’t know is this science ??
5 0
2 years ago
What's the balanced chemical equation for sodium azide + water?
DaniilM [7]
2NaN3 + H2O —> 2HN3 + Na2O
8 0
3 years ago
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