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OverLord2011 [107]
3 years ago
15

Skill and

Chemistry
1 answer:
Leokris [45]3 years ago
5 0

Answer:

2.5 m/s

Explanation:

total of 12 meters in 30 seconds

12x2.5=30

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Why is a gas easy to compress
xz_007 [3.2K]

Answer:

Gases are easily compressed because of the space between the particles in a gas. ... The pressure decreases because the kinetic energy decreases with the temperature and slower moving particles impact the walls of a contain with less energy.

6 0
3 years ago
Based on the balanced chemical equation for the preparation of malachite, what is the composition of the bubbles formed when sod
spin [16.1K]

Answer:

Carbon Dioxide = CO2

Explanation:

The synthesis of Malachite is seen in the chemical formula:

CuSO 4 . 5H2O(aq) + 2NaCO3(aq) --> CuCO 3 Cu(OH) 2 (s) + 2Na 2 SO 4 (aq) + CO 2 (g) + 9H 2 O(l)

The bubbles mentioned in the question hints that our interest is the compounds in their gseous phase  (g).

Upon examining the chemical equation, only CO2 is in the gaseous state and hence the only one that can be formed as bubbles,

3 0
3 years ago
What are the formal charges of both chlorines and iodine in icl2?
sergejj [24]

Answer:

Explanation:

 Formal charge of ICl₂⁻

Formal charge = group no - ( no of non bonding electrons +no of bonds)

In I there are 7 electrons in outermost orbit . If we add one more electrons due to - ve charge on the ion , it becomes eight . This centrally placed iodine forms two single bond with two chlorine atoms on either side.

Each of chlorine atoms also contains 7 valance electrons like iodine.

So formal charge of chlorine

= group no - ( no of non bonding electrons +no of bonds)

= 7 - ( 6 + 1 )

= 0

So formal charge of iodine

= group no - ( no of non bonding electrons +no of bonds)

= 7 - ( 5 + 2 )

=0

 Formal charge of ICl₂⁺

In this case , central iodine will have only 6 valence electrons due to absence one electron.

So formal charge of chlorine in  ICl₂⁺

= group no - ( no of non bonding electrons +no of bonds)

= 7 - ( 6 + 1 )

= 0

formal charge of iodine in  in   ICl₂⁺

7 - ( 4 + 2)

= 1

6 0
4 years ago
What do you think the sandwich represents, the atom or the molecule?
Gemiola [76]

Answer:

Molecule

Explanation:

Because, the combination of bread and veggies make it more likely to be a molecule.

7 0
3 years ago
Read 2 more answers
What is the price of 1 gallon of gasoline in U.S. dollars in France?
Tasya [4]
The price of 1 gallon of gasoline in U.S. dollars in France is $4.87
7 0
3 years ago
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