How many liters of oxygen are necessary for the combustion of 277L of propane (C, H,) at STP?
C3H8 +502–>3 CO2+ 4 H2O

Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread

Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume