Find the average acceleration of a northbound subway train that slows from 12 m/s to 9.6 m/s in 0.9 s

2.7 m/s

-2.7 m/s

2.7 m/s2

-2.7 m/s2

Ice, liquid water, and water vapor (steam) have Select one: similar physical but different chemical properties. None of the listed answers are correct similar physical and chemical properties. different physical and chemical properties.

How many moles of neon are in 3.21x10^24 atoms of neon? A) 2.54 moles B) 1.2 x 10^24 moles C) 6.0 x 10^23 moles D) 5.33 moles

How many moles of s are needed to combine with 0.208 mol al to give al2s3?

When using the ideal gas constant value, R = 0.0821, in an ideal gas law calculation, the units of volume may be expressed in milliliters or liters. TRUE FALSE

Which pH range is more acidic than most freshwater lakes, streams, and ponds? A. 3 to 5 B. 6 to 8 C. 10 to 12 D. 12 to 14

A group of organisms that breed and produce offspring that can breed. A. Species B. ecosystem C. Biodiversity

The surface of the earth is divided into more than 50 large plates

What is the net ionic equation for AgNO3 (aq) + K2SO3 (aq) ?

Oil and water a combined to make salad dressing. Physical Change? Chemical Change? Both?

How is water different from most liquids? It expands when it freezes. It contains chemical bonds. It has ionic and covalent bonds. It boils when it is heated.