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Write one overall equation, using an alkali metal ion and a nitrate ion as spectator ions if needed, for the following net ionic equation:H+(aq) + OH-(aq) ? H2O(l)
a. any of these
b. HNO3(aq) + KOH(aq) ? H2O(l) + KNO3(aq)
c. HNO3(aq) + NaOH(aq) ? H2O(l) + NaNO3(aq)
d. HNO3(aq) + LiOH(aq) ? H2O(l) + LiNO3(aq)
e. HNO3(aq) + RbOH(aq) ? H2O(l) + RbNO3(aq)
f. HNO3(aq) + CsOH(aq) ? H2O(l) + CsNO3(aq)
Which statement is true for the cell as it discharges?
Show how many µL of protein sample you will take and add with the desired volume of DTT and Laemmli buffer to make the right concentration of sample.
How many grams of CaCl2 would be required to produce a 3.5 M (molar) solution with a volume of 2.0 L.
A piece of silver of mass 362 g has a heat capacity of 85.7 J/C (celsius degrees). What is the specific heat of silver?
How many grams of TiCl4 are needed to react completely with 155 L of H2 at 435 oC and 795 mm Hg pressure?
Diamond is the hardest known substance. Fe metal is soft sunstance. Using your knowledge of bonding, explain why diamond is hard
Describe the preparation of 12 mL of a 0.050 M solution of each of the halogens, using the reactions in the preceding question. Available to you are solid Ca(OCl)2
given that the molar enthalpy of vaporization delta h for H2O(l) is 44kj at 298k, what is the standerd enthalpy change for the reaction 2H20(G)+ O2(g)---->2H2O(G)?
Five kg of water initially a saturated vapor at 100kPa are cooled to saturated liquid while the pressure is maintained constant. Sketch the process on a p-v diagram
A hot air balloon is inflated to its full extent by heating the air inside it. In the final stages of this process the volume of the balloon changes from 4.00 x 10^6 L to 4.50 x 10^6 L by addition of 1.3 x 10^8 J of energy as heat.
calculate the IHD and select all the types of unsaturation that might be present in the molecule based on the IHD.
a solid block of exactly 100.0 cm3 has a mass of 153.6g. Determine its density. will the block sink or float in water
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