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Syndra
Questions and answers by visitors named
Syndra
Questions (11)
What is the mass of 3.01 x 10^22 iron (II) ions, Fe^2+?
5 answers
asked by
Syndra
3,418 views
Deduce the number of nitrogen atoms in:
5.00 x 10^-3 mol of ammonia, NH3 and 4.601 g of nitrogen dioxide, NO2
6 answers
4,333 views
Factor the expression and use the fundamental identities to simplify.
1-2 cos^2x + cos^4x
2 answers
651 views
Freon-12 is formed as follows:
3 CCl4 + 2 SbF3 -> 3 CCl2F2 + 2 SbCl3 150 g tetra chloromethane is combined with 100 g antimony
6 answers
4,774 views
Find the exact solutions of the equation in the interval [0, 2π).
(4 sin x)(cos x)=1
5 answers
718 views
Find the exact solutions of the equation in the interval [0, 2π).
(cos 2x) - (cos x)=0
5 answers
2,463 views
Use a double-angle formula to rewrite the expression.
6 sin x cos x
3 answers
1,166 views
Does anyone know a website with practice problems (and answers) regarding quantitative chemistry?
I haven't been able to find
3 answers
550 views
drive.google.com /viewerng/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxnaHNpYmNoZW1pc3RyeXxneDoxMmEwMTFhYWEwNWNiYjg0
#1-3 must
1 answer
478 views
State the full electron configuration of a free nitrogen atom.
3 answers
621 views
An open top box with a square base has a volume of 30ft^3. The total surface area of the box is?
a) S.A=x^2-60/x b) S.A=x^2+60/x
3 answers
1,667 views
Answers (10)
Ah, alright. That makes sense. Thank you!
I know to use that specific formula, but I'm not sure how to incorporate it with the given.
Ah, okay. Thank you!
How did you factor the 2 cos^2x - 1 - cosx?
OH, alright. I understand now. Thank you so much for your help!
Where did the 13π/12 and 17π/12 come from?
I got SbF3 as the limiting reagent.
Thank you for the help!
Thank you so much!
So, you don't have to do anything about the H3 or the O2?
