Thursday
May 23, 2013

Posts by Vinny


Total # Posts: 25

Math
how can you go about in calculating vertical and horizontal asymptotes?

English
Yes, it is correct

Chemistry
How much of a 2.0 molar NaCl solution would you need to make 250 mL of a .15 molar NaCl solution?

Economics
Explain how an effective price ceiling affects buyers and how it affects sellers in a competitive market.

chemistry
how can i find pH using scientific notation? 1*10^1 1*10^2

math
800

Chemistry
C2H5OH + O2 -> C2H4O2 +H20 This reaction drastically changes the taste of wine, if 100.0 mL of wine initially contained 12.0 g of ethanol and after a period of time 4.00 g of acetic acid were detected, what percent of the ethanol had been converted?

Chemistry
Determine how many grams of active antacid ingredient AL(OH)3 would be necessary to neutralize the HCL in 50.0 mL of .0100 M HCL (an approximation of the conc. of HCL in the stomach) 3HCL9aq)+AL(OH)3(s)-> AlCL3 (aq) = 3H2O (L)

Chemistry
2MnO4-(aq) +5 H2O2 (aq) + 6H+(aq) -> 5 O2(g) + 2 (Mn2+(aq) = 8H2O (l) If a 25.00 ml sample of hydro peroxide required 25.25 ml of .353 M KMNo4 solution to react with all the hydrogen perozide what was the molarity of the hydrogen peroxide solution?

Chemistry
What volume of .300 M CaCl2 is needed to react completely with 40.00 Ml of .200 M H2PO4. according to the following equation 3 CaCl2 (aq) + 2 H3PO4 (aq)-> Ca3(po44)2 + 6 HCL (aq)

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