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Nataly_w [17]
3 years ago
5

How many atoms of magnesium metal are needed to produce 3.87 moles of magnesium oxide

Chemistry
2 answers:
Ket [755]3 years ago
4 0

Answer:

48.42g of Mg

Explanation:

nata0808 [166]3 years ago
3 0

Answer:

they other guys is ri gh gt

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When a forest burns and all that's left is some ash,
dalvyx [7]

Answer:

C₆H₁₂O₆(s) + 6O₂(g) → 6CO₂(g) + H₂O

Explanation:

When a forest burns and all that's left is some ash,  most of the mass of the trees go to the atmosphere, in the form of carbon dioxide.

In a total combustion process of organic matter,<em> the two molecules produced are carbon dioxide and water. </em>(CO₂ and H₂O)

The equation for the combustion of glucose is:

C₆H₁₂O₆(s) + 6O₂(g) → 6CO₂(g) + H₂O

8 0
3 years ago
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Use the given molar solubilities in pure water to calculate ksp for each compound. part a bacro4; molar solubility =1.08×10−5m
Margaret [11]
<span>When BaCrO4 dissolves, it dissociates like this: BaCrO4 (s) --> Ba2+ + CrO42-
</span>
<span>The expression for Ksp is [Ba2+] x [CrO42-]
</span>
There is a 1:1 molar ratio between the BaCrO4 that dissolves and Ba2+ and CrO42- that are in solution. This means that, when 1.08×10⁻⁵ moles per liter of BaCrO4 dissolves, it produces 1.08×10⁻⁵ mol/L of Ba2+ and 1.08×10⁻⁵ of  <span>CrO42-. So, applying the expression:
</span>
Ksp = (1.08×10⁻⁵ ) x (1.08×10⁻⁵ )
= 1.166 x 10⁻¹⁰
5 0
4 years ago
Which reaction illustrates the conservation of matter during a redox reaction
Jet001 [13]
<span>This question is simple, answers are D and C respectively</span>
6 0
3 years ago
Calculate the pH for the following buffer solutions with steps.
max2010maxim [7]

Answer:

Answer is shown on the paper :D

Explanation:

Remember to follow sig-figs.

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3 years ago
Someone help answer the question please
Ierofanga [76]

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B

Explanation:

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