1) How many moles are there in 4.0 grams of FeF3?

The five factors that determine how soils developed

6. The reaction A decomposition Cu + 2AgNO3 → Cu (NO3) 2 + 2Ag, is an example of a? B single displacement synthesis D double displacement

What does air have to do with light refraction?

Why elements in the same group have the same charge

Which of these objects has the largest volume? A) a cube of metal with a volume of 10 cm3 B) a spherical balloon with a volume of 0.05 m3 C) a sample of water with a volume of 1,000 mm3

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

What would happen if you tried to sqeeze a gas into a smaller container?

Paint, paint thinners and some cleaning agents can weaken the shell of a hard hat and may eliminate

A 10 chunk of metal has a specific heat of 0.25 J/g ºC. The temperature is changed from 10ºC to 45ºC. How much heat is required?