Object; Part A - Determine the changing color of the indicator(nethyl orange) in the reaction(HCL + NaOH) and with water.. Part B - Determine the reaction to form Iron Thiocyanate. Discussion; Part A – Q.1 addition of acid --- NaOH + HCL ...
1.Calculate the mean, standard deviation and percent standard deviation of your t-values. Include the values in a table. 2.Two of the liquids, 2-propanol and acetone, had significantly different t-values. Explain the difference in t values of these substan...
Introduction Modern economies need a steady supply of cheap energy. At present, we depend on fossil fuels and nuclear power, (Peaty 76) but this energy is limited, so it will disappear in the future. We must change energy system from nonrenewable energy to re...
It is estimated by 2006 , the electronic devices and components market used in the cell-phone will rise to 44,100 million dollars from 33,400 million U.S. dollars in 2001. Among them the market share that the semiconductor accounts for is relatively stable; Sh...
Aim: /Experiment 1. Find out the ΔH of neutralization /Experiment 2. Find out the heat of combustion of the ethanol. /Experiment 3. Find out the heat of reaction between CuSO4 and Mg. Hypothesis: /Experiment 1. I think the result become negati...