Nicotine has two rings and M+=162.1157 by high-resolution Mass Spectroscopy. Give the molecular formula for nicotine and calculate the number of double bonds.

Aluminum metal reacts with aqueous cobalt (II) nitrate to form aqueous aluminum nitrate and cobalt metal.

x/5-7=2q solve x answer

How many mililiters of. 75% sugar solution must be added to 100 ml of 1.5% sugar solution to form a 1.25% sugar solution?

How many moles of O2 will be formed from 1.65 moles of KCIO3? (2KClO3->2KCl + 3O2)

Write the structural formula for m-chlorophenyl ethyl ether.

Hypervitaminosis is a serious health threat associated with excessive amounts of ingested fat-soluble vitamins. why do water-soluble vitamins not commonly pose the same threat?

Hydrogen is an element with two naturally occurring isotopes: 2 H and 3 H. This means that 2 H, which has a mass number of 2, has fewer than 3 H, which has a mass number of 3. True/False

C₂H₂ + O2 - CO₂ + H₂ How many moles of oxygen are necessary to react completely with 4.0 moles of propane (CH) ?

What are the two main classifications of energy resources?

A liquid is heated and a solid forms at the bottom of the beaker. Is this a physical or chemical change?