ihop Posted November 30, 2009 Report Share Posted November 30, 2009 Welcome to iHop's quiz centre.Every day, there will be 5 questions, some easy, some hard. The first one to answer any one of these questions will get 1 quiz point, 2 quiz points can be traded in for a rep, and 4 in for 2 reps and 50 points. Just PM me if you want to trade in quiz points.Every day I will make new questions, and the ones from the daybefore that have not been answere will be answered by me.One answer per person per day, please.If you have any questions, post them here or PM me.[spoiler=Day 1 - Chemistry]1. What is the symbol for the compound Hydrochloric Acid? (capitalisation must be correct.)2. What is element 74 in the periodic table? (symbol and name, please)3. How many atoms are in a molecule of water?4. What is the common name for Iron Oxide?5. What is the symbol for Potassium? [spoiler=Day 2 - Algebra]1. Factorise:96a^2+28a-52. Expand:(2c+19)(12c-13)3. Expand:3a^2b^3c(7a^2bc)4. Factorise:12a^3+4b^25. Solve:x^2 - 12x + 27 = 0 [spoiler=Quiz Points]sephiran1 - 1 Link to comment Share on other sites More sharing options...
Chaos Flame Posted November 30, 2009 Report Share Posted November 30, 2009 HClW tungsten3rustKEasy Link to comment Share on other sites More sharing options...
Dranzer Posted November 30, 2009 Report Share Posted November 30, 2009 3-3 i forgot theyre namesIt looks something like this-O( \ / ) Link to comment Share on other sites More sharing options...
Chaos Flame Posted November 30, 2009 Report Share Posted November 30, 2009 I already answered that, and its Oxygen and two hydrogens in a tetrahedral geometry with a bent shape and bond angles around 110, not the acute angle like you show in your "image." (Chem's my 2nd favorite subject) Link to comment Share on other sites More sharing options...
ihop Posted November 30, 2009 Author Report Share Posted November 30, 2009 Hmm, what do I do if you've answered all the questions?For now, I'll give you 5 points but I'll limit it to only 1 answer per person. Link to comment Share on other sites More sharing options...
Kailyn Leona Kyosuke Posted December 1, 2009 Report Share Posted December 1, 2009 Damn...Ive been beat. well, whenever u post the next questions expect me back, This does look fun. Link to comment Share on other sites More sharing options...
ayy lmao Posted December 1, 2009 Report Share Posted December 1, 2009 1) HCI 2) W, Tungsten 3) Three, two hydrogen atoms, and one water atom, thus creating H2O. 4) Iron Oxide is also known as rust. 5) K This test is way too easy, I suggest you get harder questions. Link to comment Share on other sites More sharing options...
Kailyn Leona Kyosuke Posted December 1, 2009 Report Share Posted December 1, 2009 bit late on the draw there buddy. also 1 is HCl, not HCI. (yes, it matters...as you should know if you're even answering this question) Link to comment Share on other sites More sharing options...
ayy lmao Posted December 1, 2009 Report Share Posted December 1, 2009 I don't care. Link to comment Share on other sites More sharing options...
ihop Posted December 1, 2009 Author Report Share Posted December 1, 2009 Next questions added.Be warned, they're hard. Link to comment Share on other sites More sharing options...
ayy lmao Posted December 1, 2009 Report Share Posted December 1, 2009 I hate algebra! It's so annoying when you do one bad answer and it messes up the whole answer. Link to comment Share on other sites More sharing options...
Kailyn Leona Kyosuke Posted December 2, 2009 Report Share Posted December 2, 2009 5. Solve:x^2 - 12x + 27 = 0 27 factors to -3, -9. (x-9)(x-3) X = 9, 3 Link to comment Share on other sites More sharing options...
Chaos Flame Posted December 2, 2009 Report Share Posted December 2, 2009 2. 24c^2 + 202c - 247 Link to comment Share on other sites More sharing options...
Bassa Posted December 3, 2009 Report Share Posted December 3, 2009 (2c+19)(12c-13) = 2c+1912c-13 Link to comment Share on other sites More sharing options...
ihop Posted December 3, 2009 Author Report Share Posted December 3, 2009 Guys, I'm gonna lock this.Sephiran, your answer is right, so I'll give you an extra rep.Kailyn, your answer is also right, I'll give you 10 points.But this is just too much hard work. Link to comment Share on other sites More sharing options...
Bassa Posted December 3, 2009 Report Share Posted December 3, 2009 what about mine? Link to comment Share on other sites More sharing options...
ihop Posted December 3, 2009 Author Report Share Posted December 3, 2009 Wrong. Link to comment Share on other sites More sharing options...
Bassa Posted December 3, 2009 Report Share Posted December 3, 2009 ok then. :( Link to comment Share on other sites More sharing options...
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