How is a pure substance different than a mixture

What is the likely impact of water's high specific heat on life on Earth? A. Inland places have minor temperature changes. B. Islands and coastal places have major temperature changes. C.

How many moles of nitrogen gas are there in 6.8 liters at standard temperature and pressure (273 K and 100 kPa) ?

Air in a closed container with a fixed volume is heated from 25 c to 36 c if the pressure is initially at 3.8atm what would the final pressure be

Explain why molybdenum is malleable?

Which would have the lowest input force? A short lever with a large fulcrum A long lever with the fulcrum as far as possible from the load A Short lever with the fulcrum as close as possible to the load A long lever with the fulcrum as close as

How many protons does one atom of sulfur have

Which shows the electron configuration for zinc (Zn) ? [Kr]5s24d10 [Kr]5s24d6 [Ar]4s23d9 [Ar]4s23d10

What is the oxidation number of chromium in the ionic compound ammonium dichromate (nh4) 2cr2o7?

Draw an ecosystem with 10 biotic and 5 abiotic factor

Which organism is responsible for cleanup in this ecosystem? coyote vulture prairie dog grasshopper or prairie grass