Help! 1.How much heat is required to convert 250mL of water from 20o
C into steam at 115o C?

2. From the phase diagram for water (Figure 10.31), determine the sate of water at: -20o

C and 40 kPa.

Which answer lists the fundamental forces in order from strongest to weakest

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.

What is the chemical formula for the compound formed between sodium and flour one