According to one acid-base theory, water acts as an acid when an H2O molecule

(1) accepts an H + (3) accepts an H-

(2) donates an H + (4) donates an H-

If 89.6 joules of heat 20.0 grams of iron from 30.0 C to 40.0 C, what is the specific heat of the iron in J/g. C?

When moving down a group how dose the radius change?

How many grams of acetylene are produced by adding water to 5.00 g CaC2?

Which of the following examples accurately describes an object that is accelerating? A ball sitting motionless on the floor. An airplane moving at 500 kilometers per hour.

Balance the following equation. AlCl3 + AgNO3 → AgCl + Al (NO3) 3

If a car tire has a diameter of 3232 inches, what is the approximate circumference of the tire?

9) Bettina spoke into a microphone during the school play to increase the sound of her voice so the audience could hear her speak.

Explain what happens to the average kinetic energy thermal energy and temperature of a substance when the particles in the substance slows down

Which of the following could be used to describe the rate of a reaction? change in time/change in concentration change in mass/change in concentration change in concentration/change in time change in concentration/change in mass

Planet X is a planet in our solar system. Planet Y is a dwarf planet. Identify their characteristics.