Its best to use the formula that takes in consideration your resting heart rate as well as age vs the standard 220 - Age formula but I'd say what you are doing is pretty good for a workout.
Colloid is a heterogeneous mixture in which particle size is intermediate of true solution and suspension.Smoke from a fire is example of colloidal system in which tiny particles of solid float in air.olloid is a heterogeneous mixture in which particle size is intermediate of true solution and suspension.
Smoke is suspended solid particulates in a gas phase. Aerosols straddle the line between gas and liquid by having a tiny liquid droplets suspended in a gas phase. Examples include fog, the steam that you see when cooking, or any high-pressure spray cans of things like paint, cooking spray, hair spray, or WD40.