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Elanso [62]
3 years ago
14

how much water should be added to 1 gallon of pure antifreeze to obtain a solution that is 60% antifreeze?

Chemistry
1 answer:
antoniya [11.8K]3 years ago
7 0
1 gallon of antifreeze = 60% of mixture. Total mixture:
Vm = 1/0.6
= 1.67 gallons

Volume of water = total vol - antifreeze vol
= 1.67 - 1
= 0.67 gallon of water
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Is this atom more likely to gain electrons or to lose electrons? Explain how you can tell
elena55 [62]

Answer:

Likely to gain electrons

Explanation:

The atom shown is likely to gain additional electrons to complete its electronic configuration.

  • Since this is a neutral specie, the number of protons and electrons are the same.
  • The atom has 16 electrons
  • the number of valence electrons is 6
  • If the atom gains two additional electrons, the octet configuration is attained
  • Also, the atom can lose 6 electrons to become an octet

The atom will prefer to gain additional 2 electrons to give an octet configuration.

5 0
3 years ago
Determine which choice is an example of an endothermic process.
klemol [59]

Answer:

D. Baking bread

Explanation:

In this process, energy is absorbed and in an endothermic process energy is absorbed too.

6 0
3 years ago
Using the<br><br>Cahn-Ingold-Prelog
Pavel [41]

Answer:

una ma parra quen est a qui 23^5(-8)

Explanation:

6 0
3 years ago
What is the number of moles of H2O produced if you combust two moles of CH4 according to the following balanced equation? CH4 +
loris [4]
The combustion of Methane produces CO₂ and water;

                         CH₄  +  2 O₂     →      CO₂  +   2 H₂O

According to balance equation,

        1 Mole of CH₄ on combustion give  =  2 Moles of H₂O
So,
                  2 Moles of CH₄ will produce  =  X Moles of H₂O

Solving for X,
                               X  =  (2 Moles × 2 Moles) ÷ 1 Mole

                               X  =  4 Moles
Result:
           4 Moles 
of H₂O is produced on combustion of 2 Moles of CH₄.
5 0
3 years ago
This is really confusing please help
d1i1m1o1n [39]
Option (D) Hydrogen bonding
5 0
3 years ago
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