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zlopas [31]
3 years ago
11

Fill in the Blanks :

Chemistry
1 answer:
MariettaO [177]3 years ago
8 0

Answer:

Explanation:

1. Mass number

2. Protons

3. Electrons

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Hello! Help me please.<br><br>​
quester [9]

Explanation:

Sound travels best in solids poorest in air and medium in liquids.

Sound does not travel in a vacuum

7 0
3 years ago
A mixture of three noble gases has a total pressure of 1.25 atm. The individual pressures exerted by neon and argon are 0.68
FinnZ [79.3K]

First of all, as you seen the gases are noble which means that will not react with each other and in this case each gas create individual pressure.  

P_{T}= total pressure  

P_{Ne} = pressure of neon  

P_{Ar} = pressure of argon  

P_{He} = pressure of helium {which is required}

P_{T} = P_{Ne} + P_{Ar} + P_{He}    

1.25 = 0.68 + 0.35 +  P_{He}

P_{He}   = 1.25  - [0.68 + 0.35] = 0.22 atm

4 0
3 years ago
Predict the effect (if any) of an increase in temperature on the electrical conductivity of
muminat

The electrical conductivity of a conductor increases with increasing temperature

An electrical current flows through a conductor because it provides little to no resistance to the movement of electrons. Typically, good electrical conductors include metals, metal alloys, electrolytes, even some nonmetals like graphite and liquids like water.

Metals, aqueous salt solutions (ionic chemicals dissolved in water), graphite, and the human body are a few examples of conductors.

A conductor makes it simple for current to flow through it. Insulators prevent electricity from passing through them. On the surface of conductors, there is an electric charge. In an insulator, there are no electric charges. Keeping conductors in a magnetic field prevents them from storing energy.

To learn more about conductors please visit -
brainly.com/question/8426444
#SPJ4

3 0
2 years ago
A piece of neutral litmus paper turned red in some grapefruit juice.  What does this show about the grapefruit juice
Elodia [21]

Answer:

grapefruit juice is an acid

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

BLUE

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

7 0
2 years ago
What is the naming process of alkanes, alkenes, and alkynes
Tanzania [10]

Answer: Heyo Kenji Here! Here's your answer- Higher alkenes and alkynes are named by counting the number of carbons in the longest continuous chain that includes the double or triple bond and appending an -ene (alkene) or -yne (alkyne) suffix to the stem name of the unbranched alkane having that number of carbons.

Explanation: Hope this helps!

Have a nice day!

- Kenji ^^

3 0
2 years ago
Read 2 more answers
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