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how much heat does your body lose when 2.95g of sweat evaporates from your skin at 25 degrees Cecilius
How much heat energy is required to raise the temp. of 0.363 kg of copper from 23.0 C to 60.0 C The specific heat of copper is 0.0920 cal /(g.C).
Consider the following reactions and select the false statement below. CO2(g) + OH?(aq) ? HCO3?(aq) Cr3+(aq) + 6H2O(l) ? Cr(H2O)63+(aq) A. a lone pair of electrons on the OH?
Determine the mass of a mixture of 1.33x10^24 formula units of Sodium sulfate, 1.500 moles of Water and 3.77g of silver chloride?
When NH3 is prepared from 28 g N2 and excess H2 the theoretical yield of NH3 is 34 g. When this reaction is carried out in a given experiment, only 30. g is produced.
Suppose you want to produce 1L of 3.50M aqueous solution of H2SO4. How many grams of solute are needed to make this solution.
how many grams of potassium are present in 13.6g of K2Cr2O7
What types of limitations and obstacles must any plausible origin of life scenario overcome, and why did Crick believe life couldn't have formed on Earth?
A solution of 0.264 M NaOH is used to neutralized 54.0 mL H3PO4 solutions. if 1.0 mL of NaOH is required to reach end point what is the molarity of H3PO4
Calculate the concentrations of all species at equilibrium for each of the given original mixtures. 1.2 mol of NOCl and 1.2 mol of NO in a 1.0-L flask? K = 1.6*10^-5 mol/L
Methane and hydrogen sulfide form when 36g H2 reacts wih carbon disulfide, calculate the percent yield if the actual yield of CH4 is 69.8g.
C2H6+O2 ---> CO2+H2O Calculate the mass of H2O that should form if 1.5 g of C2H6 is combusted in the presence of 2.5 g of O2.
If 19.2 g of CO2 is produced in the reaction of C2H2 with O2 to form CO2 and H2O, how many grams of H2O are produced in this reaction.
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