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Margaret [11]
3 years ago
8

Please help this will determine my grade so I beg help me out and my grade

Chemistry
2 answers:
Leni [432]3 years ago
8 0
The answer is C (checking emails your email on laptop computer using coffee shop WiFi
Step by step explanation:
Radio waves are used for communications radio waves are a type of electromagnetic radiation best known for their use in communication technologies
So you can’t communicate or use WiFi’s without radio waves.
Have a nice day.
Lelu [443]3 years ago
7 0

Answer:

C: checking your email

Explanation:

I believe that C would be impossible, as you cannot use wireless networks without radio waves

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A procedure involving removal of the coronal portion of an exposed vital pulp is a
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Answer:

ExplanaPulpotomy is a vital pulp therapy in which the coronal portion of the pulp is removed surgically and the remaining radicular pulp is preserved intact. Over the remaining radicular pulp tissue, a suitable material is placed which has the potential to protect the pulp from further insult and initiate healing and repairtion:

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Predict whether each of the following ionic compounds is soluble in water: a.) LiCl d.) K2 ____________________ ________________
IrinaVladis [17]

Answer:

See answer below

Explanation:

a.) Lithium Chloride, LiCl is soluble in water.

b.) Silver Chloride, AgCl is insoluble in water.

c.) Barium Carbonate, BaCO3 is insoluble in water.

d.)Potassium, K2 is soluble in water.

e.) Iron (III) Nitrate Fe(NO3)3 is soluble in water.

  • All nitrates (NO3) are soluble in water.
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3 years ago
What is the pOH if the ph=9.7
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Answer:

pOH = 4.3

Explanation:

pOH + pH = 14... Always

14-9.7 = 4.3

7 0
4 years ago
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A piece of neutral litmus paper turned red in some grapefruit juice.  What does this show about the grapefruit juice
Elodia [21]

Answer:

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Explanation:

A piece of neutral litmus paper turned red in some grapefruit juice.  What does this show about the grapefruit juice

with litmus paper remember:

E     R          

S     E

ACID

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acids turn litmus red, bases turn it blue

all citrus fruits :llemons, lime, grapefruit, oranges, etc are called

CITRUS FRUITS because they contain citric acid

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