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Wenny
Questions (7)
...Zn(s) + ...H+(aq)-->
When the equation for the reaction represented above is completed and balanced and all coefficients are
1 answer
1,723 views
What happens when a compound iddolves in water?
What does it mean if a compound has a solubility of 20g in 100g of water at 15
3 answers
628 views
What is wrong with the following proof. You must explain your answer in words.
a>3 3a>3(3) 3a-a^2>9-a^2 a(3-a)>(3-a)(3+a) a>3+a
1 answer
608 views
show that graphs of (x-2x)/(x+2y)=1/3 and (x-y)/(x+y)=3/5 coincide...how do you solve it?
1 answer
407 views
show that graphs of x-2x/x+2y=1/3 and x-y/x+y=3/5 coincide...how do you solve it?
1 answer
416 views
In the story Tom Sawyer, why does Tom live with his Aunt Polly? i am not sure but is it because that her mom died since it says
1 answer
683 views
It is about the story of Tom Sawyer. the question is "how did Tom get out of being switched?
Is the answer that he tricked her by
2 answers
638 views
Answers (3)
28/40 14/20 7/10
so... on the second question, what does the 15 degree celcius do?
try to divide each number by 4. So 44/4s=11s and the other number is the same which is 44/4s=11s SO the answer is 22s=55 which is s=55/22 and simplify it...how did you get 5/4s??? another way is just to add the two 44's and divide by 4s.
