If you had only one match and entered a dark room containing an oil lamp, some newspaper, and some kindling wood, which would you light first?

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest