What is the molecular formula of gaseous compound
A gaseous compound is 78.14 percent boron and 21 86 percent hydrogen . At 27 degrees celcius, 74.3 ml of gas exerted a pressure of 1.12 atm. If the mass was 0.0934g , what is its molecular formula?
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Identify the risks and benefits of extracting or using one type of nonrenewable and one type of renewable energy resource a forest ecosystem, or in areas near that ecosystem?
A uniform block of height 0.200m, floats in glycerin of density 1260kg/m3. The bottom of the block is 0.1690m below the surface of the glycerin. What is the density of the block?
A 0.500 g sample of a compound is dissolved in enough water to form 100.0 mL of solution. This solution has an osmotic pressure of 2.50 atm at 25.0°C. If each molecule of the solute dissociates into two particles (in this solvent), what is the mo
How do you practically bridge a civil compliant with a criminal charge? Which case comes first? Can info from one case be shared with the other?
A sample of natural gas contains 8.24 moles of methane (Ch4), 0.421 mole of ethane, (C2H6), and )0.116 mole of propane,(C3H8). if the total pressure of the gasses is 1.37 atm, what are the partial pressures of the gasses.
An antitank weapon fires a 3.00-kg rocket which acquires a speed of 50.0 m/s after traveling 90.0 cm down a launching tube. Assuming the rocket was accelerated uniformly, what is the average force acted on it?
The combustion of 135 mg of a hydrocarbon produces 440mg of CO2 and 135 mg of H2O. The molar mass of the hydrocarbon is 270 g/mol. Determine the molecular formula of this compound.
You have been requested to provide preliminary information on the data requirements for a GIS that is to be used to hold an inventory of continental scale vegetation maps for coarse scale land surface and climate modelling purposes. The GIS sh
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