In balancing a chemical equation, which of the following are you allowed to do? A) change coeffecients
B) change superscripts
C) change subscripts
D) add new substances

**40** points asapessay questions (10 points possible) clear image of next, create your own scenario. it can be one of your own real experiences or one you make up. use imagery in your writing to give your instructor a the setting and an action taking pace in your writing explain the structure and functions of the skin at work in your scenario. !

The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?

If 3.00 g of titanium metal is reacted with 6.00 g of chlorine gas, cl2, to form 7.7 g of titanium (iv) chloride in a combination reaction, what is the percent yield of the product?