In order for an atom to have a zero charge every proton which has a charge if + 1 must be matched with an electron which have a charge of - 1 a helium atom has 2 protons and 2 electrons explain why a helium atom has a zero charge

3. Evaluate each function for the given value. a. f (x) = 2x for f (6) c. h (x) = x2 - 2 for h (x) = 2

If you run a mile in 12 min how fast were you going

Joan has a credit card that uses the previous balance method. The opening balance of one of her 30-day billing cycles was $6390, but that was her balance for only the first 3 days of the billing cycle, because she then paid off her entire balance

What is 9 over 11 as a repeating decimal in two ways

What 3 digits are in the units period? 4083817

A restaurant offers a lunch special for $15 plus a $3 tip for the server. Write an expression that represents the total cost for the special in 2 different ways.

18*0.25 using expanded form

The diameters of a circle is 6 centimeters. What is the circles circumference? use 3.14 for n

Answer to this math problem

A computer company has a special going in which all customers receive a free monitor and scanner with the purchase of a new computer. It costs the company $393.29 to make each computer, $151.44 to make each monitor, and $46.39 to make each scanner.