how much water is in a room containing 300 kg of air if the relative humidity is 50% and temperature is 20 degrees celsius

Assume similar data for the motion of the blood in your aorta. estimate how many beats of the heart it will take the blood to get from your heart to your brain. (assume that the distance from your heart to your brain is 30 cm)

Examples of states of consciousness include a. daydreaming b. dreaming during sleep c. hypnosis d. all of the above

The smallest particle of an element that retains its identity in a chemical reaction. true or false