EMERGENCY! WILL GIVE 100 POINTS AND BRAINLIEST TO FASTEST CORRECT ANSWER! Write chemical equations for the following single-replacement reactions that might occur in water. If no reaction occurs, write NR in place of the products.
a.) nickel + magnesium chloride
b.) calcium + copper (II) bromide
c.) potassium + aluminum nitrate
d.) magnesium + silver nitrate

What is the temperature of 0.750 mol of a gas stored in a 6,850 ml cylinder at 2.21 atm? . 2.95 k 5.24 k 138 k 246 k

What natural processes produce large quantities of co2

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next