How many neutrons are in a neon atom

How are plastic containers and paper containers the same

What does X represent for this transmutation? 49Be+24He→X+01n 513B 613C 25He 612C

True or false? Anions tend to gain electrons in an ionic bond.

How does the geosphere and biosphere interact

Which statement accurately describes liquids? A. They have indefinite volume and indefinite shape. B. They have definite volume and indefinite shape. C. They expand to fill all the space available. D. They have definite volume and definite shape.

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.