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The correct answer is B. Electrons will be added to an atom starting from the lowest possible level or sublevel.
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The reaction rate is the speed at which products form, based on the rate of the slowest step in the mechanism.
Answer:
Density, d = 1.779 g/cm³
Explanation:
The density of a material is given by its mass per unit volume.
Here, height of a piece of magnesium cylinder, h = 5.62 cm
Its diameter, d = 1.34 cm
Radius = 0.67 cm
Volume of he cylinder,
So, the density of the sample is 1.779 g/cm³.
CO is not an element because CO is a Compound. Elements contain One capital and one lowercase letter. While Compounds contain two or more capital letters.
Answer:
Streak is tested by scraping a mineral across plate
Explanation: Hope this helps :)
