Unknown hci 12 m ca(oh what is the concentration of the acid in this titration ? initial burette reading 0.0 ml 0.5 m final burette reading 45,5 ml 375 ml a 1.2 m b. 2.4 m c 1.95 m od. 0.98 m e. 1.98 m

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?

Which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology