Anonymous asked 3/17/2016 How may the reaction with oxygen be used to distinguish a metal from a non-metal?
Anonymous asked 3/14/2016 6.16 x 10(2) kg of nitrogen are reacted with 1.75 x 10(2) kg hydrogen under conditions of high temperature in the presence of a catalyst to produce 1.12 x 10(2) kg ammonia [N(2) +H(2) -> NH(3)] Percent yield?
Anonymous asked 2/28/2016 Calculate the number of moles of Cl atoms in 3.61×1024 formula units of magnesium chloride, MgCl2. Express your answer numerically in moles?
Josh Edwards asked 2/17/2016 How do I write the thermal equation for the following combustion reaction: When 2 mol of solid magnesium combines with 1 mole of oxygen gas, 2 mol of solid magnesium oxide is formed and 1204 kJ of heat is released?
Anonymous asked 2/10/2016 1.00 L of methyl alchohol vapor, CH3OH with 20.0 L of oxygen at STP. 2 CH3OH + 3 O2 ---> 2 CO2 + 4 H2O How many liters of water will be formed in the reaction. of H2O? Which reactant was limiting? Which reactant was excess?
Anonymous asked 2/8/2016 Why would it be impossible to mix lead nitrate solution with silver chloride solution?
Anonymous asked 2/1/2016 The water found on Earth is almost entirely made up of the 1H and 16O isotopes for a formula of H2O and a molecular mass of 18.0 amu. What is the largest mass that a water molecule could have using other isotopes?
Europa Astronaut asked 1/24/2016 A mining company finds %TiO2 present in titanium ore, looking for the amount of bromine generated. 3TiO2 + 4BrF3 = 3TiF4 + 2Br2 + O2. If a 25.0 g sample of ore creates 4.85 g of Br2, what's the percent yield for TiO2 in the ore?
Anonymous asked 12/25/2015 iron (III) chloride + sodium carbonate → iron (III) carbonate + sodium chloride Which of these is the balanced equation for the reaction described above?
Anonymous asked 12/20/2015 Which materials melts the ice the fastest: sand, cat litter, or mineral rock salt?
