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A solution of ammonia and water contains 2.40×1025 water molecules and 5.50×1024 ammonia molecules. How many total hydrogen atoms are in this solution?
Calculate Keq for 2 moles of electron(s) in each half-reaction and a standard potential of 0.12 V. Calculate Keq for 2 moles of electron(s) in each half-reaction and a standard potential of (-0.54) V.
explain how branched-chain fatty acids affect the fluidity of membranes and rank the following fatty acids in the order
Name the anion obtained by removing one oxygen atom from the perbromate ion, BrO4 -
Designate each isomer as cis or trans and also indicate if it is chiral or not. indicate the one isomer that dose not have a plane of symmetry but is not chiral.
A 100.00 ml of volume of 0.500 M HCl was mixed with 100.00 ml of 0.500 M KOH in a constant pressure calorimeter. The initial temperature of individual acid and base was 23 degree celsius.
The four major attractive forces between particles are ionic bonds, dipole-dipole attractions, hydrogen bonds, and dispersion forces. Consider the compounds below
How many mL of 3.00 M HCI should be added to react completely with 16.8g of Na2CO3 according to the following equation?
What practical advantage does an extraction solvent that is denser than water have over one that is less dense
write the full chemical equation upon the addition of NaOH to each of the 3 alanine species mentioned. If there's no reaction, indicate there's no reaction and why.
The diameter of the cylinder is 0.5m. and the piston height is 1m. a.what is the mass of the weights on the cylinder? b.You heat the gas to 1000k. how high will the cylinder rise? c.How much work will the engine provide?
a certain anesthetic contains 64.9 percent C, 13.5 percent H, and 21.6 percent O by mass. at 120 grades celcius and 750 mmHg, 1.00 L of the gaseous compound weighs 2.30g. What is the molecular formula of the compound?
An unnormalized wavefunction for an electronin a carbon nanotube of length L is sin(2pix/L). Normalize this wavefunction.
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