What is the volume of 0.382 moles of hydrogen gas at 1.50 atmospheres pressure and a temperature of 295 K? (R=0.0821 L · atm/mol · K) a.)3.08
b.)6.17 L
c.)0.23 L
d.)1.2 L
e.)4.01 L

What is the polyatamic ion of borate

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.