Which is a property of potassium (K)? A. It is dull and brittle.
B. It is extremely reactive.
C. It is not reactive.
D. It is white and hard.

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?