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Hitman42 [59]
3 years ago
12

Balance the following chemical reaction:

Chemistry
2 answers:
mrs_skeptik [129]3 years ago
7 0

Answer:

what the freak is thisnenejehey

Basile [38]3 years ago
4 0

Answer:

2NaF + Be(NO3)2 → 2NaNO3 + BeF2

Explanation:

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31.5 grams of an unknown substance is heated to 102.4 degrees Celsius and then placed into a calorimeter containing 103.5 grams
Alexxandr [17]
Heat gained in a system can be calculated by multiplying the given mass to the specific heat capacity of the substance and the temperature difference. It is expressed as follows:<span>

Heat = mC(T2-T1) 

When two objects are in contact, it should be that the heat lost is equal to what is gained by the other. From this, we can calculate things. We do as follows:

</span>Heat gained = Heat lost
mC(T2-T1) = - mC(T2-T1) 
31.5C (102.4 - 32.5) = 103.5(4.18)(32.5 - 24.5)
C = 1.57 J/C-g

Hope this helps.
5 0
3 years ago
This for number 8 and 9
3241004551 [841]

Okay for 8 it is the maximum levels will be higher and for 9 is poor circulation leads to lack of nutrients and oxygen

6 0
3 years ago
2. Water is an example of a(n)
Alexus [3.1K]

it would be A ,inorganic Compound

6 0
2 years ago
Which compound has the the highest melting point?
Kobotan [32]
The answer is
Al2(co3)3
5 0
3 years ago
Read 2 more answers
What ion is most closely associated with bases?
Ann [662]
Arrhenius Bases, so that other compounds that have the hydroxyl group (OH⁻)

hope this helps!
5 0
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