How hot will a 2.5 L balloon have to get to expand to a volume of 415 L? Assume that the initial temperature of the balloon is 25⁰C.

Asap! how do you lengthen a pattern piece? (family and consumer science, sewing)

Which metal exist in liquid state and can be cut with knife ?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)