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What is the easiest way to convert grams to grams in Chemistry?Example: Calculate the number of grams of KCl that can be made from 4.0g of KOH reacts with an excess of Cl 2. K=39, Cl=35, O=16, H=1.0.
At 25 C, the standard hydrogen electrode (SHE) has a half-cell potential that is defined to be 0.00 volts. If the pH is increased at this electrode (keeping everything else the same), at what pH will the half-cell potential be equal to -0.337 volt..
HClO is a weak acid (Ka = 4.0 × 10-8) and so the salt NaClO acts as a weak base. What is the pH of a solution that is 0.031 M in NaClO
The temperature of the water and that of the gas are identical at 26oC. how many moles of helium have been evolved.
Choose two functional groups and for each group find a household product that contains the group. Then explain the action of the product in terms of the intermolecular forces that these groups impart to the molecule.
Determine whether the following are acids or bases: C5H5N, CH3COOH, C6H5SH, and CH3CH2NH2
if 1lb of fat is stored by the body for each14.6103kj of excess nutritional energy consumed how many bags of chips
What is the mass of a magnesium block that measures 2.3 cm * 3.5 cm * 1.5 cm? The density of magnesium is 1.738 g/cm^3.
What mass of copper would be produced by the reduction of copper(II) ions during passage of 1 ampere of current through a solution of copper(II) sulfate for 51 minutes?
Caffeine is made up of 49.5% C, 5.2% H, 16.5%O, and 28.9% N. A solution made up of 8.25g of caffeine and 100.0 of benzene (d=0.887g/ml) freezes at 3.03C. Pure benzene (kf=5.10 degrees C/m) freezes at 5.50C.
how many grams of NACL would you need to add to 1 liter water sample ph=7 so that ionic strength equaled to 0.1M
Propose a synthetic method to carry out the transformation shown, using any additional organic or inorganic reagents. 5 methyl 1 hexyne ----> 7 methyl 3 octene
A) How many ions will this compound create in aqueous solution ? B) What is the coordination number of chromium ?
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