Which of these elements is a halogen? potassium (K) calcium (Ca) vanadium (V) gallium (Ga) bromine (Br)

What is a honey badger

Describe a neutralization reaction and give its two products

Students are asked to respond to a prompt with an essay in the

Which sentence best describes the relationship between chlorophyll and the chloroplast? A. Chlorophyll is a chemical found in a chloroplast. B. Chloroplast is a chemical found in a chlorophyll. C.

A compound containing only carbon and hydrogen has a carbon-to-hydrogen mass ratio of 11.89. which carbon-to-hydrogen mass ratio is possible for another compound composed only of carbon and hydrogen?

Who is one of the first scientists to propose that species change over time

A balloon has a volume of 10,500 liters and the tempature is 15 C. If the temp tire were - 25C what would the volume of the balloon be? A-12,194L B - 9,042L

What types of star can explode in a supernova

Which graph best shows the relationship between kelvin temperature and average kinetic energy?

Can matter exist at a temperature below absolute zero? Why or why not?