A mechanic repaired 28 cars and 46 trucks last month. He spent 2.5 hours repairing each of these vehicles. Which equation can be used to find h, the total number of hours the mechanic spent repairing these vehicles?

What is the symbol for acceleration

Consider the Gibbs energies at 25 ∘ C. Substance Î" G ∘ f (kJ â‹ ... mol âˆ' 1) Ag + (aq) 77.1 Cl âˆ' (aq) âˆ' 131.2 AgCl (s) âˆ' 109.8 Br âˆ' (aq) âˆ' 104.0 AgBr (s) âˆ' 96.9 (a) Calculate Î" G ∘ rxn for the dissolution

What happens in an oxidation half-reaction? A. Elements gain electrons. B. Elements lose electrons. C. Oxygen is added. D. Oxygen is lost.

Is 1000g same as 1cm3

A dialysis unit requires 78.5 L of water. What is the estimated digit?

How do the reaction rates change as the system approaches equilibrium?

Based on the symmetry of the molecules, which is a polar molecule? SeCl2 (bent) BeCl2 (linear) BF3 (trigonal planar) CF4 (tetrahedral) O2 (diatomic linear)

7) change 21.1 mg into grams

Why is an ionic solution a good conductor of electricity while a covalent solution is a poor conductor

How many grams of zinc metal will react completely with 8.2 liters of 3.5 M HCl? Show all of the work needed to solve this problem. Zn (s) + 2 HCl (aq) ZnCl2 (aq) + H2 (g)