How many grams of na2co3 must chemist add
An environmental chemist needs a carbonate buffer of pH 10.00 to study the effects of acid rain on limestonerich soils. How many grams of Na2CO3 must she add to 1.5 L of freshly prepared 0.20 M NaHCO3 to make the buffer? KA of HCO3- is 4.7 x 10-11
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Determine the mass of aluminum acetate that can be made if you do the reaction with 125 grams of acetic acid and 275 grams of aluminum hydroxide.
Using only the category of property damage, what would the lighted night-to-day accident ratio have to be for the lighting to be economically justified?
The solubility of silver sulfate in water is 0.223% (w/v) at 35°C. Calculate the solubility product of this salt at this temperature.
Two pieces of steel are held together with six bolts. One end of the first piece of steel is welded to a beam and the second piece of steel is bolted to the first.
The rate constant for the first order decomposition of a compound A in the reaction 2A=P is k= 2.78*10-7|s at 25oc. what is the half- life of A?
Effect of acidic water on strength of soil used to store the water. The reduction in strength at various acidic pH values. Importance of retention time of acidic water in Lagoon with earthen bunds with respect to reduction in strength of the soil.
In the non-inertial CS fixed at the top of the vertical member, the motion of the point A is different than the motion calculated in an inertial CS. Give a differential equation for the position of A in this NICS.
Ammonia can be decomposed to give 3 parts by mass of hydrogen and 14 parts by mass of nitrogen. What mass of nitrogen is obtained if 1.27g of ammonia is decomposed?
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni