Kelly is walking on the beach when she finds an interesting rock she picks it up exam is it and wonders what type of rock it is and how the rock was formed what type of rock did kelly find it how can you tell and describe how the rock is formed

An observation that requires measurement is called quantitative observable or qualitative

In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)

In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation: