A variable is the factor in a controlled investigation that does not change. True or False

The complete loss of an electron of one atom to another atom with the consequent formation of electrostatic charges is said to bea. a covalent bondb. a polar covalent bondc. an ionic bondd. a coordinate covalent bonde. a pi bond between p orbitals

Aluminum has a density of 2.70 g/cm3. what would be the mass of a sample whose volume is 10.0 cm3?

How are water-based solutions formed? A. Solutions are formed when the water's polar molecules separate the nonpolar molecules of the solute. B.

How many hydrogen atoms are there in 2 moles of water?

What is the solution of the following equation. 2x+7+5x=7 (x+8) A. no solution B. infinitely many solution C. x=56 D. x=7

Which of the following has the greatest first ionization engergy li, be, b or c

If we know that 10.0 cm3 of ice has a mass of 9.19 g what is the density of ice

1. The is the particle in the nucleus of the atom that carries a positive charge and is counted to identify the atomic number. What's the answer

How many grams are there in 5.00 moles of lead Pb?

A large body in space that orbits a star and does not produce light of its own