What was the ratio in the formula for iron (II) oxide

8. What coefficients would balance the following equation: N2 + __H2 → __NH3 O A 1:3:2 OB 2:3:1 OC 1:2:3 OD 3:2:1

Changes in activation energy during a chemical reaction are represented by a

This is the equation for the formation of magnesium chloride. Mg (s) + 2HCl (l) → MgCl2 (aq) + H2 (g) Which are the reactants and the products in this reaction? A.

What do kinetic and potential energy have in common

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Which force acts an an object to move it from rest or a constant, straight-line motion? A-balanced B-unbalanced C-inertial D-along a straight line

When preparing a buret for use in lab, the buret must always be cleaned thoroughly. prior to being filled with solution, the buret is rinsed one last time. what is the buret rinsed with, and why?

Determine the mechanical energy of this object: a 1kg ball sits on a 10 meter high cliff a. 980j b. the ball isn't moving. so the mechanical energy is zero c. 98j d. 10j

Which are examples of acids? Check all that apply. A. Vinegar B. Drain cleaner C. Lemon juice D. Bleach

1. True or False: Nitrogen bases form the sides of the DNA ladder 2. True or False: Translation is the process of making a protein from RNA