Zn (s) + 2 HCl (aq) --> ZnCl2 (aq) + H2 (g)
Find vol. hydrogen gas made when 38.2 g zinc react w/excess hydrochloric acid. Pres.=107.3 kPa; temp.= 88oC.

a
20.4 L

b
24.0 L

c
16.3 L

d
13.6 L

The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m

When the mercury level in a barometer decreases that atmospheric pressure has