On complete combustion of a hydrocarbon 0.88g of carbon (iv) oxide and 0.36g of water
were formed (i) calculate the molecular formula of the hydrocarbon given that relative
molecular mass of the hydrocarbon is 70. (c = 12, O= 16)

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.

Asap! will give brainiest when a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. what needs to be done to meet this increased demand? raising the control rodslowering the control rodsremoving the control rods

What are the first three quantum numbers for the electrons located in subshell 2s?