Which of the following expresses the value 300,000,000 in correct scientific notation? Group of answer choices

3 x 108

0.3 x 10-9

3 x 10-8

0.3 x 109

An observation that requires measurement is called quantitative observable or qualitative

Identify the electromagnets with poles that are reversed from the electromagnet shown above

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.