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A saturated solution of CaF2 was found to have a F^- concentration of 6.7 x 10^-4M at 25°C. What is the Ksp and whatis the solubility of salt.
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A sample of a substance (containing only C, H, and N) is burned in oxygen. 8.696 g of CO 2 , 2.225 g of H 2 O and 4.446 g of NO are the sole products of combustion. What is the empirical formula of the compou ...
Interpretation of Reactions by Ionic Type Equations. Aqueous solutions of the following substances or their mixtures with water if they are only slightly soluble, are mixed. Write first the conventional equation , secon ...
Name five types of radiation. Describe, in table form, their mass number, charge, and identity.
An iron skillet weighing 1.28kg is heated on a stove to 178°C. Suppose the skillet is cooled to room temperature., 21°C. How much heat energyin joules must be removed to effect this cooling? The specific heat of iron is ...
As your book describes, the United States did not recognize foreign copyrights until the late 1800s. As a result, U.S. publishers routinely published foreign works without permission or compensation for the non U.S. auth ...
A sample consisting of 1.0 mol CaCO3(s) was heated to 800 °C, when it decomposed. The heating was carried out in a container fitted with a piston that was initially resting on the solid. Calculate the work done during co ...
Does dissolved solids such as sugar and salt modify/change the boiling point of water; do mixtures have the same boiling point as pure substances?
A mixture consisting of powdered granite and sugar. Water is added and the mixture is stirred then filtered. What is presented on the filter paper? What is present in the filtrate(the liquid obtained in the filtration)? ...
What will happen if I decide to test the solubility of sodium chloride in ethanol which is less polar than water.
Upon decomposition, one sample of magnesium fluoride produced 2.55 kg of magnesium and 3.99kg of fluorine. A second sample produced 1.40 kg of magnesium. How much fluorine (in grams) did the second sample produce?
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