Jamal was riding his bike home at a speed of 12 mph. on his trip out, he had traveled 8 miles away from his house. he has been traveling for a half hour at this speed. how far away from home is he? 2 3 4

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided