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Why is it necessary for professional scientific organizations to release statements on race? What are the responsibilities of scientists in regards to race?
Background: Lake Lianna is fed by two rivers, the Matthew and the Andrew. You have made careful water chemistry measurements throughout the year and found that the two rivers have the following pH and alkalinity
calculate the [OH^-] of each aqueous solution with the following [H3O^+] at 25 degrees C: a)baking soda, 1.0x10^-8 M b)orange juice, 2.0x10^-4 M c)milk, 5.0x1-^-7 M d)bleach, 4.8x10^-12 M
The use of the name "metallocene" to describe complexes with the general formula (C5H5)2M is derived from the word "ferrocene," which in turn was given to the iron containing compound (C5H5)2Fe because its cyclopentadienyl rings exhibited aromatic..
Find the concentration of Ca2+ and Mg2+ in a sample. The sample titrated was 5 mL, the whole sample 100 mL (microwaved digested) and the mean EDTA volume used was 4.88mL.Can you please show me how to calculate.
A graduated cylinder contains 25.0 of water. What is the new water level after 34.2 of silver metal with a density of 10.5 is submerged in the water.
the final step in the mechanism for the base promoted hydrolysis (saponification) of an ester is a deprotonation of a carboxylic acid by sodium hydroxide to give a carboxylate salt (RCO2Na)
In the nuclear industry, detailed records are kept of the quantity of plutonium received, transported, or used.
A specific heat of gold is .129J/g deg. Celsius. What is the molar heat capacity of gold
The partial pressure of carbon dioxide is 675 mm Hg. If argon gas added to the mixture causes the total pressure to become 2410 torr, what is the partial pressure of argon? Report your answer in atm.
Due to decay of ^40K, cow's milk has a specific activity of about 6x10^-11 mCi per milliliter. How many disintegrations of ^40K nuclei are there per minute in 1.0 qt of milk
How many grams of sucrose (C12H22O11, 342.3 g/mol) would be needed to make 2.5 L of a solution with an osmotic pressure of 14 atm at 25°C? (R = 0.0821 L×atm/K×mol) A) 0.57 g B) 6.8 g C) 2.0 × 102 g D) 4.9 × 102 g E) 5.8 × 103 g
suppose you have 10 ml of 0.10m sucrose solution. you add 90 ml of water to the solution. do the number of sucrose
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