What mass of ethylene glycol should be added to 1litre water to prevent the solution from freezing above -15 degree?

Is rubisco able to bind with carbon dioxide and oxygen? Why heat the slide when performing spore stain? What dissolves the solvent or solute? Why the coriolis effect increase with increase latitude? What feeds by the secretion of extracellular enzymes on food? What peninsula in Mexico is located at 20 degrees north latitude 90 degrees west longitude? What are the four distinctive parts of the entrepreneurial process and what is the relationship among the parts? Why did the levels of carbon dioxide decrease? Does relaxation require ATP? Was Vein minerals were once dissolved in fluid.? What type of number after chemical symbol tells how many Atoms of that element in a single molecule? If the air is cooled to the dew point temp what will the relative humidity be? How long does a peahen need to be with peacock to Have fertile eggs? What unit of measurement is concrete measured and sold by? What determines when the paschal full moon occurs? What is the correct order of occurrence for the steps of protein synthesis? How many cotyledons does a columbine have? What does TF mean on BB scoreboard? What happened when typhoon Wanda hits Hong Kong? What is equal to 1 gallon and 1 pound?