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Will the size of a bowling ball or volleyball make a difference in acceleration rolling down an incline?
Covalent/ionic/atomic radius of hex-1-ene
A sample of ammonia (NH3) gas is entirely decomposed to nitrogen and hydrogen gases over heated iron wool. If the total pressure is 826 mmHg, Compute the partial pressures of N2 and H2.
What mass of sodium chloride would need to be added to the blood to bring the sodium ion concentration up to 0.140 M , assuming no change in blood volume
If the symbol X represents a central atom, Y represents outer atoms, and Z represents lone pairs on the central atom, the structure. Classify these structures by the hybridization of the central atom.
Explain what happens when the following chemicals are mixed in water as well as how would you write a balanced chemical equation for it showing what state each substance is in
For the reaction, 5.94 grams of nitrogen gas are mixed with excess hydrogen gas. The reaction yields 5.04 grams of ammonia.
how many of the alcohol and ethers stereoisomers of formula C5H12O have charity centers.
A Snickers® candy bar contains 280 Calories, of which the fat content accounts for 120 Calories. What is the energy of the fat content, in kJ
For steady flow in a heat exchanger at just about atmospheric pressure, explain what is the heat transferred. Explain when 20 mol of ammonia is heated from 100 to 800 deg. C
Indicators change colors over about 1-1.5 pH units. For bromthymol blue, the pKa is about 7.0. Estimate the pH range over which the color change occurs for bromcresol green indicator.
You carefully weigh out 20.00 g of CaCO_3 powder and add it to 81.00 g of HCL solution. You notice bubbles as a reaction takes place. You then weigh the resulting solution and find that it has a mass of 92.80 g . The relevant equation is
Draw a dipeptide with a CH3 side chain on the N-terminal amino acid and a CH2Ph side chain on the C-terminal amino acid, in water at pH=7.
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