Questions in Grade High-school

Questions in Grade High-school

[Homework Help] Solve the equation using the square root property: \[ x^2 - 8x + 16 = 1 \]

[Homework Help] Aqueous solutions of which ion give a reddish precipitate when excess hydroxide ion is added? A. [tex] \text{Cu}^{2+} [/tex] B. [tex] \text{CO}_3^{2−} [/tex] C. [tex] \text{Fe}^{3+} [/tex] D. [tex] \text{Al}^{3+} [/tex] E. [tex] \text{Pb}^{2+} [/tex]

[Homework Help] Shandra's cat is 23.4 cm tall and 38 cm long. Express these lengths in meters and in millimeters. Please explain how you got it.

[Homework Help] Which substance does not obey the Lewis octet rule? a. O₂ b. NO c. CO d. N₂

[Homework Help] A merry-go-round makes 18 rotations in 3 minutes. What is its angular speed in rotations per minute (rpm)?

[Homework Help] Which of the following occurs during anaphase I of meiosis? A. Formation of tetrads B. Separation of homologous chromosomes C. Crossing over D. Separation of sister chromatids, with one chromatid pulled toward each pole E. Assembly of chromosomes along the equatorial plane

[Homework Help] You are given two solid materials, one that is organic and one that is not organic. Describe three tests you could perform to help you decide which is which.

[Homework Help] What hardships did the South face after the Civil War?

[Homework Help] A man exchanged a dollar bill for change and received 7 coins, none of which were half dollars. How many of these coins were dimes?

[Homework Help] To make curtains for a living room window for a customer, you will need three pieces of fabric in the following lengths: 3 feet, 3 feet, and 5 feet. What is the total length of fabric you will need?