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IgorC [24]
3 years ago
14

Can anyone balance these for me please :)? It's due today but I don't understand these.

Chemistry
1 answer:
solniwko [45]3 years ago
7 0

Answer:

1. MgCl2(aq) + H2SO4(aq) --> Mg(SO4)(aq) + 2HCl(aq)

2. Sr(s) + F2(g) = SrF2

3. 2NaHCO3(s) + 2HCl(aq) = 2NaCl(s) + 2CO2(g) + 2H2O

4. 2LiOH(aq) + 2HBr(aq) = 2LiBr(aq) + 2H2O

5.  2Ca(s) + 2Cl2(g) = 2CaCl2(s)

6. NH4OH(aq) + KOH(aq) = KOH(aq) + NH4OH(aq)

Explanation:

1. Its MgSO4 not Mg(SO4)2.

2. SrF2 not Sr2F.

3. 2H2O was missed out.

4.  It's CaCl2 not CaCl.

The count of each element must be the same for each side of the equation.

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Atoms of one element easily changes to atoms of another element <br> a. True <br> b. False
Ganezh [65]
Hola!

→ Your query:
Atoms of one element easily changes to atoms of another element. Is it True? or False?

→ The answer is: TRUE

→ Reason :
We can change atom of one element to other atom by adding more particles into them. ex : Neutron, Protons and Electrons.

This is how nuclear fusion works. 

hope it helps!
6 0
3 years ago
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Which properties do all solids share?
Lera25 [3.4K]

Answer:

c

Explanation:

because when you hold a solid in your hand does it move does it shift no it stays the same so it doesn't take the form of the container it's in cuz that's a liquid.

4 0
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8 0
3 years ago
Cu + HNO3 g Cu(NO3)2 + NO + H2O
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8 0
3 years ago
If the volume of a gas at 0.5 atm changes from 150 mL to 75 mL, what is the new pressure?
nalin [4]

Answer:

<h2>1 atm </h2>

Explanation:

The new pressure can be found by using the formula for Boyle's law which is

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Since we're finding the new pressure

P_2 =  \frac{P_1V_1}{V_2}  \\

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We have the final answer as

<h3>1 atm </h3>

Hope this helps you

3 0
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