Four mixtures ar emade by combining two clear liquids and observations are made. Whick results indicate that a new substance is formed?.

Nonmetal halogen family atmoic mass 35

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

Suppose that a certain fortunate person has a net worth of $71.0 billion ($7.10×1010). if her stock has a good year and gains $3.20 billion (3.20×109) in value, what is her new net worth?