Only for above OTA-103139 or 103897 -others called in.
Please EXPLAIN the math. Thanks.
Balance-ACID-Pb(s) + PbO2(s) + H2SO4 arrow PbSO4(s)
Acid: H3AsO4 + Zn(s) arrow As + Zn^+2
Balance: O3 + NO arrow O2 + NO2
How to find 1/r? This question is for OTA 103139 - What is the average potential energy, in Joules of an electron in a 1s orbital of the H atom? The normalized wave function is Si=1/sqrtpi*(1/a0)^3/2*exp(-r/a0)
Where a0=0.52918
This question is ...
Only for OTA 103997, 103940, 103642, 103300, 103866, or 103139 - Only for above listed OTAs-all others will be called in and payment removed.-NOT for 101455, 101298, 103058, 104335, et cetra!!!
Problem:
A 2.0 x 10^-1 M solution of the weak acid HB has a pH of 3. ...
Only for 103139,103997,, 103940, or 103642 only - Only for above OTAs
Balance and do net ionic equation
Explain
Acidic:
__Ag+__NO3^-1__Ag^+1 +__NO
__IO4^-1 + __I ^-1 __I2
__Cr2O7-2 + __I-1 ® __Cr+3 + __I2
__P + __NO3^-1 __NO + __H3PO4 ...
Only for 103139, or 103897 - Only for above OTAs listed
Please explain...Calculate the pH of a 1.0 M solution of NH4Cl
Kb=1.8 x 10^-5 for NH3
Only for 103139,103997, 103940, or 103642 only - Only for above OTAs
If doing by hand, please write dark onpaper before scanning. Thanks
Balance and do total net ionic equations
Please Explain math ...
__NaCNS +__ KmnO4 +__H2SO4 arrow __K2SO4 + ...