Timmy and Sarah go for a hike. they hike 5 miles in three hours and 15 minutes. what is the average speed to the nearest 10th of a mile. (Hint - you need to convert minutes to hours)

Which two statements are true about a system? a system is a group of objects analyzed as one unit. energy that moves across system boundaries is conserved there's only one way to define the boundaries of a system all systems are made by humans

You have decided to host a discussion about post-traumatic stress disorder with the families of soldier abroad provide an over view of the disorder the symptoms and consequences of ptsd

How many moles if mgcl2 are there in 340g of the compound?