Sophieisidiot
Sophieisidiot
28-11-2014
Chemistry
Answered
What is the mass of 0.01mols of Na2SO4
Answer :
apologiabiology
apologiabiology
28-11-2014
mass of Na=22.9 grams
S=32 grams
O=16
2(22.99)+32+4(16)=141.98g
so 141.98g=1mol of Na2SO4 so
141.98 times 0.01=1.4198
round to 3 sig figs
1.42 grams
Answer Link
VIEW ALL ANSWERS ( 75+ )
Other Questions
Lady Ada Lovelace was a ___, conceiving in the 1830s of mathematical programming used in prototype of the modern computer. A. ostensible B. vigilant C. repartee
how many rows of 3 are in 21
There are 24 balls in a large bin. Two out of every three are basketball. The rest are footballs. How many basketballs are in the bin?
The value of y varies directly with the value of x, and y = 12 when x = 4. Which equations represent the relationship between y and x? Choose exactly two answer
1. To put abstract ideas into close-up words, use _______ descriptions. A. impersonal B. faraway C. general D. concrete
Which was Martha Washington known for?
Salinization was a problem in Sumer but is no longer an issue today. A.True B.False
Harold spent 3/4 hour milked 3 groups of cows. If he spent an equal amount of time on each group of cows, what fraction of an hour milking each group?
what's 12/28 in simplest form
How did farmers fare during the depression? What environmental conditions contribute to their plight?
