A gas originally occupies 2.3 L at 50 K and 101.3 kPa. What will its volume be at 100 K and 202.6 kPa?

Evaluate this exponential expression,8. (2 + 3)2 – 42

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

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