Why does Polaris appear to be so much smaller than the Sun to the human eye?
A) The Sun is a brigher star than Polaris.
B) The distance from Earth to Polaris is much greater than from Earth to the Sun.
C) The Sun is actually made of many different stars, giving it the appearance of being big.
D) The light from the Sun is spread out in our atmosphere, giving it the appearance of being large.

Write a hypothesis that answers the lesson question, “while observing a chemical reaction, how can you tell which reactant is limiting? ” hypothesis: if a substance is the limiting reactant, then . . because . .

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign