How much heat energy is required to raise the temperature of 5 kilograms of coal from 20°c to 220°c?

What is the correct term for living the most sustainable life you can within your current circumstances?

Which of the following is most likely true about water in chemical solutions?

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon