Which is the balanced equation for V205 + Cas - CaO + V S.?

| 0 V2O6 + Cas-CaO + V S5

O 5V, 05 + 5CaS - 10CaO + 5V S5

O 3V, 05 + 3CaS - 3CaO + 3V S5

O V205 + 5CaS - 5CaO + V S5

Which lewis electron dot diagram represents a molecule having a nonpolar covalent bond

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In an addition reaction, which bond of the reactant is broken? a. carbon carbon single bond c. carbon carbon double bond b. carbon hydrogen single bond d.

How much heat is required to increase the temperature of 10.0 grams of water 6.0oC? (The specific heat of water is 4.18 J/g x oC)

A common stain remover is sold in concentrated form as 3M sodium hypochlorite (NaOCl). You need to create 400 milliliters of a 0.5M solution of sodium hypochlorite to fill a spray bottle. What volume of 3M sodium hypochlorite is needed? 15.0 mL 66.

A chemical reaction that takes in heat is called: exothermic endothermic a phase change

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63Ni decays by a first-order process via the emission of a beta particle. The 63Ni isotope has a half-life of 100. years. How long will it take for 65% of the nickel to undergo decay?

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