Answer:
Liquid,gas,solid and plasma
Explanation:
There four phases of matter. These phases are the gas phase(steam), the liquid phase(water), the solid phase(Ice) and finally the plasma phase(moucous).
Iron sulfide is a<span> mixture of iron filings and sulfur will make the iron and sulfur atoms combine chemically.
Hope this helps :)</span>
Answer:
Heat Enthalpy used = 755 Kilojoules
Explanation:
15 grams propane = (15g/44.097g·mol⁻¹) = 0.3402mol propane
Heat Enthalpy used = 0.3402mol X 2,220Kj/mol = 755 Kilojoules
