4 ) A teacher calculated the percent of sodium in the compound as 54%. The reference book said it was actually supposed to be 76%. What was the teacher's percent error? [29%]

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

Why did southern business leaders want to increase the number of slaves

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.