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A 43 kg person drinks 280. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 19% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake?
What property of the atom did Moseley associate with the wavelength of X-rays emitted from an element in his experiments?
Find molarity, molality, percentage composition, boiling and freezing point of a solution - What are the boiling and freezing points of the solution?
Application of Boyle's Law - Determine the molecular formula of the compound
When you heated the hydrated compound this process starts slowly at first find out the reason behind this and compute k for this acid if A 0.020 M solution of weak acid HA is 0.60% ionized.
The temperature is increased to 45 degree celcius then determine what is the pressure in the cylinder
Analysis of the products revealed two methylated sugars: 2,3,6-tri-O-methyl-D-glucose, 2,4-di-O-methyl-D-glucose and 2,3,4,6-tetra-O-methyl-D-glucose. The ratio of these sugars was 20:1:1. determine the structure of the polysaccharide?
Calculate the percentage of chlorine in a sodium hypochlorite powder (disinfectant for pools) if 5.0 kg of powder gives off 2.3 kg of chlorine.
Historically, the solid residue that is left after the Dichloromethane -or methylene chloride (CH2Cl2 )solution is evaporated has a lower melting point that its literature value, due to impurities.
Differ from the ideal pressure? The value For N 2 gas is given as , a = 1.390 L2atm/mol2 and b = 3.910E-2 L/mol.
For the following reaction, 5.21 grams of nitrogen gas are allowed to react with with 5.51 grams of hydrogen gas.nitrogen (g) + hydrogen (g) ammonia (g),What is the maximum amount of ammonia that can be formed.
The mixture is ignited with a spark and it reacts to form H2O (l)liquid water. determine the temperature of water?
Understanding of Chemistry basics - explain a situation that violates the second law of thermodynamics?
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