Which of the following equations is balanced?

2H2 + 02 - 2H20

2Na + 02 - 2Na20

FeS + HCI - 2FeCl2 + H2S

NH4OH - NH3 + 2H20

The formula for the area of a circle is A=pir^2. Find the area of a circle with a diameter of 6.4 centimeters. Use a calculator and round your answer to the nearest square centimeter.

A gift box has the shape of a cube. The box is 75 cm tall. What's the volume of the box 225 cm 5625 cm 33750 cm 421875 cm

83023007 expanded form

Fraction as a decimal - 9 2/5

Which r-value represents the weakest correlation? -0.75 -0.27 0.11 0.54

Which of the following describes the location of the opposite of the number that R represents on this line?

The distance from city A to city B is 3 times father than the distance between city B and city C. The total distance from city A to city B to city C is 50 miles. How far is it from city A to city B?

Which statements describe the function f (x) = 2x+24/x^2+4x-96? Check all that apply. f (x) has a vertical asymptote at x = 8. f (x) has a vertical asymptote at x = 12. f (x) has a hole at x = - 12. f (x) has a horizontal asymptote at y = 0.

Which estimate of 7/10*16 uses a benchmark fractions? A. 1 x 16 = 16 B. 7/10 x 20 = 14 C. 3/4 x 16 = 12 D. 7/10 x 10 7

Which number is a rational number? √25 √32 √50 √63