Heather just drank 40.0 grams of water (H20). How many moles of water did she just drink? O a. 2.22 moles b. 45 moles O c. 40.0 moles O d. 0.45 moles O e. 720 moles

What type of chemical bond holds the na + and cl - ions together in table salt?

Which value would be required to estimate the lattice energy for the hypothetical ionic compound MgH2? A the electron affinity B the first ionisation energy C the magnesium-hydrogen bond energy D the standard enthalpy change of formation of MgH2

What type of property is mass

How many grams of co2 Are produced from 128.00 g o2?

Which is a branch of earth science?

Would the two as yet undiscovered elements A+1 and D+2 react?

Ammonium perchlorate is a powerful solid rocket fuel, used in the Space Shuttle boosters. It decomposes into nitrogen gas, chlorine gas, oxygen gas and water vapor, releasing a great deal of energy.

Determine the number of bonding electrons and the number of nonbonding electrons in the structure of SeCl2.

The same amount of energy is required to remove each electron sequentially from an atom. A. TrueB. False

Crude oil may contain hundreds of different types of hydrocarbons. Some examples include: Butane (C4H10) Dodecane (C12H26) Octane (C8H18) Benzene (C6H6) Many common fuels, such as gasoline and kerosene, are combinations of these substances or others.