What is the value for ∆soreaction for the following reaction, given the standard entropy values? 2 al (s) + 3cl2(g) 2alcl3(s)
a.
-503 j/k
b.
+503 j/k
c.
-140 j/k
d.
+140 j/k

Complete each row of the table below by filling in the missing prefix or missing exponent.

How many moles are contained in 5.6 l of h2 at stp

Water undergoes a large change in density at 0 ∘ c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 ∘ c given that