Name the folowing ionic compound MgCl2

The reaction of 7.8 g benzene, C6H6, with excess HNO3 resulted in 0.90 g of H20. What is the percentage yield? C6H6 + HNO3 - C6H5NO2 + H2O Molar Mass: C6H6 = 78 g/mol; HNO3 = 63 g/mol; C6H5NO2 = 123 g/mol; H2O = 18 g/mol

Provide three different types of examples of how minerals form on earth

Experiment 7 excess salt is added to water and the mixture is stirred until no more salt dissolves (the solution is saturated). the salt that does not dissolve is allowed to settle out.

Where does the energy come from that is needed for an endothermic reaction

Carbon monoxide reacts with oxygen to produce carbon dioxide. If 1.0 L of carbon monoxide reacts with oxygen at STP, How many liters of oxygen are required to react? 2CO (g) + O2 (g) - -> 2CO2 (g)

A team of scientist is studying an earthquake. Which task would the physical scientist most likely do

The atomic number of nitrogen is 7. The number of electrons a neutral nitrogen atom has is

Describe the charges of the subatomic particles by choosing the answer from the drop-down menu. Proton have a charge. Have a 0 charge. Electrons have a charge.

How did Alexander effect the people of Judah?

Is it possible for a molecule only made up of hydrogen and carbon to be polar?