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Write the (a) molecular equation, (b) the total ionic equation and (c) the net ionic equation for the following aqueous reaction: zinc metal and hydrochloric acid (a strong acid) react. a gas formed from the resulting clear liquid.
Question- Melting 2.500 grams of platinum metal requires 284.25 Joules. The melting point of platinum is 1768 °C. What is the ?S for the melting of platinum metal in J/mol K
The reactant concentration in a zero-order reaction was 9.00×10?2{\it M} after 100s and 2.50×10?2{\it M} after 390s . What is the rate constant for this reaction
Make a list of the operations you will need to perform in order to display a spectrum of your food dye on the spectrophotometer
If 1.60 g A is allowed to decompose for 38 min, the mass of a remaining un-decomposed is found to be 0.40 g. Explain what is the Half Life t1/2 of this reaction
The strength of an acid and therefore the stability of its conjugate base increases with decreasing pKa. Utilize free energy to quantify how much more stable chloroacetate is than acetate at 298 K.
1)The standard electrode potential for the reduction of Eu3+(aq) to Eu2+(aq) is ?0.43 V. determine which of the following is capable of reducing Eu3+(aq) to Eu2+(aq) under standard-state conditions
calculate the heat change at 100 degrees Celsius and indicate whether heat was absorbed or released: a) joules to condense 10.0 g of steam; b) kilojoules to condense 76.0 g of steam; c) joules to vaporize 44.0 g of water; d) kilojoules to vaporize..
The 2s and 3s atomic orbitals of the H atom are orthogonal.. If they are both spherical in shape so what makes them orthogonal
Which of the following ideal aqueous solutions would be predicted to have the highest vapor pressure. 2.00 m MgBr2
Lead ions can be removed from solution by precipitation with sulfate ions. Suppose that a solution contains lead(II) nitrate. Write complete ionic equation to show the reaction of aqueous lead(II) nitrate with aqueous potassium sulfate to form sol..
A solution of H2SO4(aq) with a molal concentration of 3.58 m has a density of 1.200 g/mL. What is the molar concentration of this solution
How much boiling water would you need to raise the bath to body temperature (about 37c ). Assume that no heat is transferred to the surrounding environment.
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