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Organelles compartmentalize a cell like a department store displays similar items together. What advantage does such compartmentalization offer a large cell and what are two examples of oraganelles and the activities they compartmentalize?
Calculate the pH of a 25 mL distilled water sample after the addition of 1mL, 2mL, 3mL, 4mL
If 8.6 L of NO is combined with excess O2 at STP, what is the volume in liters of the NO2 produced?
This is the given reaction CaC2(s) + 2H2O(l) = C2H2(g) + Ca(OH)2(aq) determine How much H2O is needed If 48 g of CaC2 are consumed in this reaction?
How many joules of heat are needed to raise the temperature of 5.00 g of mercury from 25.1°C to 65.3°C?
Calculate the temperature of the system once equilibrium has been reached. Assume that Cp,m for Au and H2O is constant at its value for 298K throughout the temperature range of interest.
A fifty litres container of stainless steel was charged with 5.00 atm of H2(hydrogen gas) and 6.00 atm of O2(oxygen gas). A spark ignited this mixture (hydrogen gas & oxygen gas)
A supersaturated solution of potassium nitrate is formed by adding 150 g KNO3 to 100 g water, heating until the solute completely dissolves is agitated, how much potassium nitrate will perciapitate.
What substance is in excess? D) How many grams of the excess reactant is leftover (remaining) after the reaction stops
CO2 has a mol wt of 44 Da. 5.0 micro liters of CO2 is added to 525 mL of air. The pm of CO2 by volume and weight is/are?
A 6.50-g sample of copper metal at 25.0 C is heated by the addition of 84.0 J of energy. The final temperature of the copper is ____ C.The specific heat capacity of the copper is 0.38J/g-K.
Glycine, an amino acid, has the formula C2H5NO2. How many glycine molecules are in 50.0 mg of glycine? a. 7.50 x 101 b. 4.01 x 1023 c. 4.01 x 1020 d. 9.02 x 1023 e. 9.02 x 1020
A water sample was taken from a lake. A 100.00mL portion of this sample was pipetted into a 250mL Erlenmeyer flask. EriochromeBlack T-indicator, sodium cyanide, and ammonia buffer
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