A student in a chemistry lab is conducting an experiment using chemicals. Several violations were observed by the instructor. Which of the following methods below would best prevent a contamination of chemicals in the eyes?

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)

When electrolyzing copper (ll) chloride, what reaction takes place at the anode? what reaction takes place at the cathode?