How many pairs of electrons does the carbon atom share with each hydrogen atom in the chemical compound methane, which has the formula CH4?

What is hybridization of electron orbitals? Hybridization of electron orbitals occurs when several atomic orbitals (such as s and p orbitals) of an atom combine to form (the same number of) new, hybrid orbitals.

There are more bacteria in the ocean that there are stars in the universe. true or false

What would the empirical formula be for the molecular compound c6h9o4?

Which of the following is true about neutrons? A) Neutrons provide a positive charge to the atomic nucleus. B) Neutrons neutralize electrons. C) Neutrons provide a negative charge to the atomic nucleus.

This question deals with waste disposal in the Solutions and Spectroscopy experiment. What should be done to waste solutions containing copper ion? (Select all that apply.) a. It should be flushed down the sink. b.

There are a few ways to increase the rate of a reaction. When the amount of a substance in a given volume is increased, this is altering the

What can the student predict if she finds the mass of the whole candy bar, including the wrapper?

A hardware salesman measures the mass of a box containing 1000 washers. The mass is 1.1298kg. What is the mass of a single washer in milligrams? Write your answer as a decimal.

according to the law of conservation of, the number of atoms in the products of a chemical and equation must be balanced with the number of atoms in the reactants

whats the specific heat of an unknown substance if the addition of 800 joules of heat energy caused a 30 gram sample to warm from 20 to 40 degrees celsius?