Search found 4 matches

by catzxwang
Fri Oct 05, 2018 12:36 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: answer accuracy
Replies: 4
Views: 405

Re: answer accuracy

When I solve problems I don’t round until the very end and keep all my sigfigs but sometimes the answer I get is 0.01-0.02 digits different from the one in the solution manual. Will this be a big problem on the homework/test? I would suggest asking your TA, because it depends on what the person gra...
by catzxwang
Fri Oct 05, 2018 12:32 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: Question regarding Roman Numerals
Replies: 3
Views: 1200

Re: Question regarding Roman Numerals

Hello! The poster above did a great job of explaining the reason for roman numerals being listed beside tin in your problem. This notation is now commonly used for some metals not found within groups 1 and 2 on the periodic table. For these metals, like the previous poster stated, it is possible fo...
by catzxwang
Fri Oct 05, 2018 12:25 pm
Forum: Accuracy, Precision, Mole, Other Definitions
Topic: Avogadro's Number
Replies: 9
Views: 1070

Re: Avogadro's Number

When doing problems where they ask for the amount of molecules of an element or compound, do you still use avogadro's number to convert between molecules and moles or can it only be used for atoms? Yes! You would use Avogadro's number to find the number of molecules in a given amount of a compound ...
by catzxwang
Fri Oct 05, 2018 12:20 pm
Forum: SI Units, Unit Conversions
Topic: How does grading for discussion posts work?
Replies: 80
Views: 8594

Re: How does grading for discussion posts work?

Ronak Singh wrote:
Danny Elias Dis 1E wrote:If we were to post four times in one week, would the extra post roll over to next week's grading?

No, I do not believe it does.


I asked my TA about this, and no, the extra post does not count for the next week's.

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