What is the number of moles present in 2.1 x 10²⁴ atoms of C?
Allie's plant has a height of 6 meters. Rajon's plant grows 3/10 meters higher. How high does Rajon's plant grow?
I need to know how to do them first.
A cannonball is shot (from ground level) with an initial horizontal velocity of 38.0 m/s and an initial vertical velocity of 26.0 m/s. 1) What is the initial speed of the cannonball? 2) What is the initial angle θ of the cannonball with respect to the ground? 3) What is ...
marita orders 12 yards of material to make banners. If she needs 1 foot of fabric for each banner, how many banners can she make?
A quantity of 100 mL of .5M of HCl (aq) is mixed with 100 mL of .5M of NaOH (aq) in a constant pressure calorimeter. The initial temperature of the solutions is 22.30 C and the final temperature of the mixed solution is 25.00 C. What is "q" for solution and "q&q...
Calculate the grams of KHP needed to react with 25.2 ml of 0.10M KOH if the reaction is? KOH+KHP -----> K2P + H2O
2y+6,3y and y-4 are all integers and y-4 is the median of these intergers which of the following could not be value of y?
All organisms in group 2(birds, fish, mammals, echinoderms, amphibians) except _______ are thought to share a common ancestor that possessed many of the same characterisitcs as the modern lancelets. A)echinoderms B)fish C)amphibians D)birds E)mammals
Excluding the echinoderms, all the animals in group 2 (birds, mammals, fish, amphibians) have which of the following characteristics in common? A)protostome embryo, coelom, radial symmetry, dorsal nerve cord B)protostome embryo, no coelm, bilateral, ventral nerve cord C)deuter...