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What is the empirical formula of a substance that consists of 5.687 g copper and 1.305 g oxygen?
Wiki User
∙ 6y ago
This the cuprous oxide, CuO.
Wiki User
∙ 6y ago
Wiki User
∙ 14y agoFe2O3
Anonymous
Rhollie gene Gonzale...
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Is an copper a mixture or substance?
copper is a substance
Why the empirical formula of copper oxide cannot be determine by using the same technique as magnesium oxide?
Because Copper is a transition metal with variable velancies. Either +2 or +3 so unless the velancy is given you can't use the easy way out:)
Is copper a pure substance or a mixture?
Copper is a pure substance.
What is the substance in the air that causes copper to turn black when in contact with fire?
The substance in the air is oxygen. Copper + oxygen= copper oxide.
Is copper metal a mixture or pure substance?
Copper metal is an element and thus a pure substance.
Write the empirical formula of copper chloride based on the experimental data?
CuCl13
Which substance has the formula CuO?
Copper Oxide
Empirical formula of CuO using hydrogen gas?
It depends upon the mass of both your copper and oxygen.
What is the color and the formula of the substance of the unheated copper in Changing Cu to CuO?
The color of the unheated copper is brown, or golden brown. The formula for that would be Cu.
What type of substance is copper?
Copper carbonate is a chemical substance, also called Cupric carbonate. The molecular formula is CuCO3. Copper carbonate decomposes at high temperatures, giving off carbon dioxide and leaving copper(II) oxide.
Is an copper a mixture or substance?
copper is a substance
Density of molten copper at 1200 C?
The density of molten copper at 1200 0C is near 7,898 g/cm3. An empirical formula is: d (g/cm3) = 9,077 - 8,006.10-4 T (in K)
Is copper sulfate a element?
Copper sulfate is not an element. It is a substance formed by an ionic bond between copper and sulfate, and has the formula CuSO4. This means it is made up of three elements: Copper, Sulfur, and Oxygen.
Is copper II Nitrate a pure substance?
If there are no impurities [no contaminants] in the Copper Nitrate then it is indeed a pure substance. It is a compound and a compound can be pure [Think: Pure Water] However it is a compound made up of the elements Copper, Nitrogen and Oxygen. Chemical formula: Cu(NO3)2
Is the dark substance on copper after heating a new substance?
The darks substance is copper oxide, formed when the copper reacts with atmospheric oxygen.
Is copper is a pure substance?
Yes, copper is an element, which is a pure substance.
Is copper sulfate a pure substance?
Pure:CuSO4(H2O)5
