A student determined the density of aluminum by averaging the results of three density calculations. Each value was different, but the average was equal to the accepted value for aluminum’s density. The results of this investigation are best described as (4 Points) a. precise, but not accurate. b. accurate, but not precise. c. both precise and accurate. d. neither precise nor accurate.

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

What is the polyatamic ion of thiosulfate

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. moss campion is one of the plants found in the alpine biome. it has small leaves and a cushion shape that protect it from the wind and freezing temperatures in the alpine. how has the moss campion adapted to enable its survival in the alpine biome? a. waxy needles b. cone-shaped c. thin trunks d. low-growing