Roundup, an herbicide manufactured by monsanto, has the formula c3h8no5p. how many moles of molecules are there in a 783.5-g sample of roundup

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

How many moles are in 250 grams of tungsten (w)? * 4.4x10^23 moles 4.2x10^23 moles 0.7 moles 1.4 moles

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas