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Which of the following figures represents (a) a pure element, (b) a mixture of two elements, (c) a pure compound, (d) a mixture of an element and a compound? (More than one picture might fit each description.)

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Nestor Rutherford
Nestor RutherfordLv2
28 May 2020

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Related questions


Can someone explain/draw out what each answer choice would look like?

In the reaction equation shown below, there are three rectants, but in lab you only combined two solutions together. One was 0.001 M aqueous KMnO4 and the other contained aqueous NaNO2 and HCl. Complete the following statements. You may find the flowchart (attached) helpful.

5 NaNO2 + 2 KMnO4+ + 6 HCl ---> 5 NaNO3 + 2 KCl + 2 MnCl2 + 3 H2O

The provided aqueous KMnO4 was ___? Explain your reasoning for the classification

a. pure element

b. heterogenous mixture

c. pure compound

d. homogeneous mixture

The provided aqueous NaNO2 + HCL was a ___? Explain your reasoning for the classification

a. pure element

b. heterogenous mixture

c. pure compound

d. homogeneous mixture

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