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patriot [66]
2 years ago
6

How many grams of sodium nitrate (NaNO2) will dissolve in 100g of water at 20°C?​

Chemistry
1 answer:
inn [45]2 years ago
8 0
88g ( so sorry if this isn’t correct )
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ENTER THE COEFFICIENTS DIRECTLY FROM THE BALANCED CHEMICAL EQUATION. do not reduce to lowest terms. for example: if 3 moles H2 r
dlinn [17]

Answer:

The coefficients are 2 for H₂O and 1 for Ca(OH)₂.

Explanation:

Let's consider the following reaction.

Ca(OH)₂(aq) + 2 HCl(aq) → CaCl₂(aq) + 2 H₂O(l)

According to the balanced equation, the molar ratio of H₂O to Ca(OH)₂ is 2:1. Using this conversion factor, we have the following proportion:

moles Ca(OH)₂. (2 mol H₂O ÷ 1 mol Ca(OH)₂) = moles H₂O

4 0
3 years ago
Identify the correct equilibrium constant expression
SCORPION-xisa [38]

Answer: Keq= [CO2]^6[H2O]^6/ [O2]^6

Explanation:

5 0
2 years ago
An object has a mass of 960 g and a volume of 15cm3 what’s the density?
loris [4]

Answer:

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8 0
2 years ago
MARKING BRAINLIEST!
Marina CMI [18]

Answer:

3

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2 years ago
Propane can be turned into hydrogen by the two-step reforming process. In the first step, propane and water react to form carbon
Vsevolod [243]

Answer:

The net chemical equation is: 6 H2O(g) + C3H8(g) → 10 H2(g) + 3 CO2(g)

Explanation:

First equation:

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C3H8(g) + 3H2O(g) → 3CO(g) + 7H2(g)

Second equation:

The products CO and H2 will react

CO(g) + H2O(g) → H2(g) + CO2(g)

We should multiply the equation by 3 (to equal the products of the first equation)

3CO(g) + 3H2O(g) → 3H2(g) + 3CO2(g)

Add the second to the first equation:

C3H8(g) + 3 H2O(g) + 3 CO(g) + 3 H2O(g) → 3 H2(g) + 3CO2(g) + 3 CO(g) + 7 H2(g)

The net chemical equation is: 6 H2O(g) + C3H8(g) → 10 H2(g) + 3 CO2(g)

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2 years ago
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