Mr. Simon does a science experiment for his class. Here is one student's data table and observations. Reactant 1
Reactant 2
Product
No Color
No Odor
Liquid
No Color
No Odor
Liquid
Yellow
Smells like rotten eggs
Solid chunks floating in liquid
Bubbles/Fizz
Which of the following are proof of a chemical reaction? (Select ALL correct answers)
Dramatic color change
Gas bubbles are produced
Created an odor
Precipitates (solids) formed
No color or odor

sodium (na), for example, has one electron in its valence shell. this is an unstable state because that valence shell needs eight electrons to be full. in order to fill its valence shell, find a way to add seven electrons to its valence shell

the child will have heterozygous dominant chromosomes as characters of his father are dominant over the characters of his mother.

the child is heterozygous

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl