Which statement best describe the atom of the gas neon

What are the genotypic and phenotypic ratios

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.

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.