What bonds are present in Xylene? (are they polar covalent, non polar covalent or ionic)

The C2-C3 single bond in butane freely rotates at room temperature, see equation (1) below. In contrast, the C2-C3 single bond in the butenyl cation, equation (2), has a high energy barrier for rotation and does not rotate at room temperature.

What is the formula weight of magnesium nitrate, mg (no3) 2? express your answer to four significant figures and include the appropriate units?

Enzymes are proteins that speed up chemical reactions in the body how do they work A. they increase the surface area of reactants B. they increase the concentration of reactants C. they decrease the concentration of products D. They act as reactants

A single atom of an element has 21 nutrons 20 electtons and 20 protons which element is it

While getting w beaker from the shelf, robert dropped the beaker and it broke. what should robert do first

Give two example of compound that decompose to give off oxgyen gas

How many moles of gas are contained in a rigid, sealed, 5 L container, at 1 atm of pressure and 22 oc?

What makes up rubbing alcohol?

What are the similarities and differences between protons and neutrons

Draw a structure of glycogen with two alpha (1>4) linkages and two alpha (1>6) 3 linkages between glucose molecules What advantage does a branched structure have over a straight chain polysaccharide? b.