A gate made of painted iron is beginning to rest in areas where the paint has worn away why is the formation of rust considered a chemical change?

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

Turbo the snail moves across the ground at a pace of 12 feet per day. if the garden is 48 feet away, how many days will it take for the snail to get there?

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?