Math Help - Logs Solve. a) 4^x + 6(4^-x) = 5 b) 8(5^2x) + 8(5^x) = 6 Thanks for any help.
Dragon's Breath Skillbook Just wondering, is Dragon's Breath still obtained from ENPQ or is it automatically given upon advancement? Thanks in advance !
Math Help Please State two intervals in which the function y = 7 sin (1/5x) +2 has an average rate of change that is a) zero b) a negative value c) a positive value State two points where the function y= 1/4 cos(4(pi)x) - 3 has an instantaneous rate of change that is a) zero b) a negative value c) a positive value Any help is appreciated, thanks !
Chemistry Help - Percentage Yield I was going through my chemistry review and I cannot figure out how to do this question so if anyone can help me out it would be greatly appreciated. The follwing reaction is known to occur with a percentage of field of 82.7% at room temperature: Zn + S -> ZnS. If a chemist produced 826.77g of zinc sulfide at the end of an experiment, what mass of zinc was initially placed into the reaction chamber?
Chemistry Help - Reactions Cu + 4HNO3 -> Cu(NO3)2 + 2NO2 + 2H2O I was just wondering if this was a single displacement reaction, or is this a combustion reaction?
Naming Molecular Compounds Just going over a quick review on my chemistry stuff. When naming molecular compounds, should the prefix system be used for compounds involving Hydrogen? For example, would H2I be Hydrogen Iodide, or Dihydrogen Iodide?