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What is the relationship between constant acceleration and velocity? Constant velocity and acceleration?
A 1.5g iron nail is heated to 95.0 *C as well as placed into a beaker of water. Compute the heat gained by the water if the final equilibrium temperature is 57.8 *C. The specific heat capacity of iron = 0.449 J/g*C of water= 4.18 J/g*C.
Question- Construct a rough plot of pH versus volume of added base for the titration of 50 mL of 0.055 M HCN with 0.075 M NaOH. Ka = 4.0*10-10 for HCN.
the critical temperature of the mixture is known to be 200 F. Compare your answer with the critical pressures of pure methane and pure n-hexane.
When a 2.00 L flask containing 1.50 atm of gas A is joined with a 2.50 L flask containing 0.350 atm of gas B, and the stopcock between the flasks is opened, and the gases are allowed to mix thoroughly, the following reaction proceeds at constant t..
The pressure of 7.0 L of an ideal gas in a flexible container is decreased to one-half of its original pressure, and its absolute temperature is decreased to one-seventh of the original. What is the final volume of the gas
Sulfur and fluorine react in a combination reaction to produce sulfur hexafluoride: The maximum amount of SF6 that can be produced from the reaction of 3.5 g of sulfur with 4.5 g of fluorine is
Under standard-state conditions, what spontaneous reaction will occur in aqeuous solution among the ions
The vapor pressure of liquid Nickel at 1606° C is 0.100 torr, whereas at 1805° C, its vapor pressure is 1.000 torr. At what temperature does the liquid have a vapor pressure of 2.500 torr
The solubility of an unknown compound of X in ethanol is found to be 21 grams per 10 ml at 0 Celsius. Explain what is the minimum amount of ethanol needed to recrystalize a 2.0 grams sample of compound x will remain dissolved in the cold solvent (..
Density is a property of matter. Is density a physical or chemical property? Is density an intensive or extensive property?
54.0 mL of 3.50 M sodium hydroxide is combined with 35.0 mL of 1.50 M magnesium chloride. What mass in grams of solid forms?
explain what would happen to the cell during the process of osmosis and why?
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