Question 3 options: Balance the equation. What coefficient goes in from of N2?

___N2 + H2 → NH3
Balance the equation. What coefficient goes in from of H2?

N2 + ___ H2 → NH3
Balance the equation. What coefficient goes in from of NH3?

N2 + H2 → ___NH3

When only separate discreet points are graphed it is called?

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.