What is the molar mass of AgF. 51.9g/mol 198.8g/mol 126.87g/mol 99.7g/mol

What is similar about the outer shell of electrons in the alkali metals family

A compound contains sulfur, oxygen, and chlorine. Analysis shows that it contains by mass 26.95% sulfur and 59.61% chlorine. What is the simplest formula for this compound?

Explain how to determine the average atomic mass from knowing the percent abundance of isotopes

What mass of ethanol (C2H5OH (ℓ)) must be burned to supply 500 kJ of heat? The standard enthalpy of combustion of ethanol at 298 K is - 1368 kJ · mol-1

Which one of these elements is an alkaline earth metal

Review this chemical equation: O2 + CH4---> CO2 + H2O Which answer best explains what must be done to make this equation comply with the law of conservation of mass?

the number of significant figures: 6.32 g a:2 b:3

One of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. Which property fits this description?

Constellations: 1 look the same all over Earth 2 are patterns of stars 3 usually include planets 4 change with the seasons 5 are always in the same place

Aplique ley de la conservacion de la masa en Na2O + (NH4) 2SO4 + H2O + NH3