Can someone check my work?

Electromagnetic waves Mechanical Waves

Visible Light Ocean Wave

Can be reflected Requires a medium

Infrared light Sound

Speed dependent on

the medium

Both

Transfers energy

Longitudinal wave

Transverse wave

Chemical reactions will occur if the products are less stable than the reactants. true or false

Which factor distinguishes a metallic bond from an ionic bond or a covalent bond? a. the mobility of protons b. the equal sharing of electrons c. the unequal sharing of electrons d. the mobility of electrons

Out of milk and water which would be the base and the acid?

Why is gas collected over water not pure

Why aluminium foils are use to wrap food items

How many elements are in one molecule of Methane? How many elements are in one molecule of Ammonia? How many elements are in one molecule of Vinyl Alcohol? How many elements are in one molecule of Ethylene?

A banana split contains 1.12 million calories. What is the energy value in kilojoules? a. 1.12 kJ b. 4.686 x 10^3 kJ c. 4686 kJ d. 2.68 x 10^5 kJ e. 268 kJ

2 grams of a substance was dissolved in 75.0 g of water resulting in a temperature decrease from 23.1 ⁰C to 18.7 ⁰C. The specific heat of the solution is 4.18 J/g·⁰C. Calculate the amount of heat associated with the water.

Why do you think the soccer ball fell more slowly than the golf ball

Which of the following is an example of chemistry research in the main area of energy?. a. producing bioplastics. b. specific reactions between prescription drugs and chemicals in cells. c. developing rechargeable batteries. d.