Acar travels 60 km in the first 2 hours and 68 km in the next 2 hours. what is the car’s average speed?

1) this is the structure in the cell nucleus that houses a cell's genetic information

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

Using data from seismic waves, geologists have learned that earth’s interior is made up of several