Jenny wants to determine if a. brand name washing. detergent is better then her old detergent . she washes 10 dirty t- shirts with the new washing detergent and 10 dirty t-'shirts with the old detergent identify the. dependent and the independent varibles for. this experiment

What is limiting reactant? with examples

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.