Which element can calcium readily bond with to form a compound?
a. copper
b. aluminum
c. sulfur
d. neon

Measuring which physical property is most likely to produce the most precise results when trying to identify a substance

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

What is the standard unit of measure for acceleration?