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Phantasy [73]
2 years ago
9

Balance the following equation: -_MgCO3 → _MgO + __CO2

Chemistry
1 answer:
tangare [24]2 years ago
7 0

Answer:

Decomposition

Explanation:

Magnesite = Magnesium Oxide + Carbon Dioxide

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does the nitro group on the pyridine ring make the ring more electron rich or more electron deficient
Arte-miy333 [17]

Answer:

more electron deficient

Explanation:

The nitro group is an electron withdrawing group. It withdraws electrons from the pyridine ring by resonance.

This electron withdrawal by resonance makes the pyridine ring less electron rich or more electron deficient.

Hence, the nitro group makes the pyrinde ring more electron deficient

3 0
2 years ago
What word chemical equation describes Cavendish’s experiment with zinc?
LiRa [457]
The chemical reaction of Cavendish involving zinc would be a reaction between hydrochloric acid and zinc yielding zinc chloride and hydrogen gas. The balanced chemical equation would be:

2Zn + 2HCl = 2ZnCl + H2

This is an example of a single replacement reaction where zinc replaces hydrogen in the acid molecule.
3 0
3 years ago
Read 2 more answers
How many solute particles are found inside the cell
vazorg [7]

it should either be 5 or 10


7 0
2 years ago
The molar mass of gallium (Ga) is 69.72 g/mol.
Thepotemich [5.8K]

Answer:

2.35 x 10²⁰ atoms Ga

Explanation:

After converting from mg to g, use the molar mass as the unit converter to convert to moles. Then using Avogadro's number, 6.022 x 10²³ convert from moles to atoms of Ga.

27.2mgGa*\frac{1g}{1000mg} *\frac{1 mol Ga}{69.72gGa} *\frac{6.022*10^2^3 atoms Ga}{1 molGa} = 2.349 * 10^2^0 atoms Ga

Then round to 3 significant figures = 2.35 x 10²⁰ atoms Ga.

6 0
3 years ago
In a carbon-carbon triple bond, what is the nature of the bonding between the carbons?
maxonik [38]
A triple bonded carbon is called an alkyne. (with a y, e for double bond, a for single bond)
4 0
3 years ago
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