Instructions: select the correct answer. refer to the activity series chart and determine which of the following displacement reactions can occur. 2ag(s) + zn(no3)2(aq) → 2agno3(aq) + zn(s) 2cu(no3)2(aq) + 2ag(s) → 2agno3(aq) + cu(s) cuso4(aq) + fe(s) → feso4(aq) + cu(s) 3mgso4(aq) + 2al(s) → al2(so4)3(aq) + 3mg(s) plato learning

Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.

How does water evaporating from a glass show that matter is made up of particles? a. the heat energy from the air causes the glass to fill up with water particles. b. the liquid water particles turn into water vapor that spreads in the air. c. the particles of the glass dissolve in water and cause it to evaporate. d. the tiny particles of the glass evaporate and seem to disappear.