HELP MEE PLEAS noble gases are kept in cold storage at a temperature of -25C what mass of xenon gas is contained in a 475mL glass bottle with an internal pressure of 250 mm Hg

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

Which substance has non polar covalent bonds