Un-Answered Questions { Chemistry }

Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?

1707


What modification is required for the atomic theory in order to explain the existence of isotopes, and modern view of atomic nuclei and electrons?

1297


What are common snowflake shapes?

1456


Why does the experimental lattice enthalpy of NaI differ greatly from the theoretical lattice enthalpy?

2406


How to accelerate electron capture decay?

1305





The use of vermilion on rubric of the Tartar Relation is confirmed by the presence of three lines attributed to HgS. Why should this diatomic have more than one vibrational line?

1579


How many moles of sodium hydrogen phosphate can be prepared from 3 mol of sodium hydroxide and phosphoric acid?

1282


Give lewis dot structure for HBrO4?

8692


How Many grams of solid iodine are produced by the decomposition of 25.4g of hydrogen iodine gas?

1707


why do antimony and bismuth have the same electron affinities?

1272





How a balanced equation can be used to find the mass or volume of an unknown quantity in a stoichiometry?

1543


What are acounting Pi electron's?

1197


What is a proteic unit?

1651


What is a repartition coefficient?

1268


How to synthesize methylene bisthiocyanate using CH2Cl2 and NaSCN?

1816