The thermite reaction is performed using 8.6 g of Fe2O3 and 1.8 g powdered Aluminum. Which reactant is in excess and by how much? Fe2O3 + 2Al -> Al2O3

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream

How might this scientific phenomena be explained? a paper clip floats on water.