Explanation:
1. neutrons
2. protons
3. protons and neutrons
4. neutrons
5. electrons
I'm not sure with 1 and 4, sorry :<
potassium reacts the most vigorously.
An element cannot be broken down into any other substance by physical or chemical means.
The answer is; A
By using a spring and determining the tension applied on the string by the car, it is possible to deduce the force. Determine the spring's initial tension as well as spring rate and working loads;
Rate = (Load – Initial Tension) ÷ Travel
k = (L – IT) ÷ T
If x=0 then y=0 sorry dude I wish I could
Help but I’m dumb and I just want points but I’d defiantly recommend to look this up on safari or go into school and seek help