You put steel wool in a water bottle and put a balloon on top. The balloon starts to expand. Which type of property are you testing? Chemical--oxidation
Chemical-compound
Physical-oxidation
Physical-compound

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

What is the temperature of one mole of helium gas at stp?

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize