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Kimberely C
Help with wording any help is appreciated.?
I am ordering a nice expensive clock for my instructor of firefighter class training
I am going to have it engraved. I just don't know what to write on it - any suggestions???
5 AntwortenEtiquettevor 1 Jahrzehntname that song for me -----help?
what is the name of the song that has the lyrics
oh hot dam
this is my jam
put your hands in the air
5 AntwortenLyricsvor 1 JahrzehntWhat is the song that goes like this?
2 steps left--- 2 steps right
clap yor hands-
free style etc--
(Not necessary in that order)
3 AntwortenOther - Musicvor 1 JahrzehntChemistry Please Help?
If total hardness is listed in parts per million (ppm) of CaCO3 (or mg CaCO3 / Kg H2O)
Since the density of water is 1.0 g/ml, one ppm would be the same as the number of mg of CaCO3 per liter of water.
1. What's the number of moles of CaCO3 present in the titrated sample of water, assuming that all the Ca2+ combines with CO32-.
2. Whats the number of grams of CaCO3 present and convert to mg?
1 AntwortChemistryvor 1 JahrzehntIn titration of 25.00 ml of a H20 sample it took 20.640 ml of 3.150x10-3 M EDTA solution to reach endpoint?
What is the number of moles of EDTA required to titrate the water sample.
assume hardness is from Ca2+ determine the number of moles Ca2+ present in the bottled water sample
2 AntwortenChemistryvor 1 Jahrzehnthow many grams of oxygen are contained in 2.78 x 103grams of H2So4?
1 AntwortChemistryvor 1 Jahrzehnthow do I calculate the mass of oxygen if there are 114000000000000000?
1 AntwortChemistryvor 1 Jahrzehnt