which polyatomic ion forms a neutral compound when combined with a group 1A monatomic ion in a 1:1 ratio?
it is a binary molecular compound
mxty. If the compound is not an acid, if it contains only 2 elements, and if m is not a metal what is true?
0 degrees celcius and 101kPa
which combination of temperature and pressure correctly describes standard temperature and pressure and STP?
all would have the same volume
Give 1.0 moles o each of the following gases at STP, which would have the greatest volume?
To determine the formula of a new substance, one fo the first steps is to find the ?
The ratio of carbon atoms to hydrogen atoms to oxygen atoms in a molecule of dicyclohexyl maleate is4 to 6 to 1. What is the molecular formula if its molar mass is 280 grams?
CH4N, 90 grams, C3H12N3
Which of the following sets of empirical formula, molar mass and molecular formula is correct?
What are the coefficients that will balance the skeleton equation for ALCl3+ NaOH= Al(OH)3+ NaCl ?
Al must be above H on the activity series
In order for the reaction 2Al+ 6HCL= 2AlCl3+ 3H2 to occur what must happen?
When the equation for the complete combustion of one mole of C3H7OH is balanced, the coefficient for oxygen is?
2 g S+3 g O2= 2 mole SO3
Which of the following is the incorrect interpretation of the balanced equation of 2S + 3O2= 2SO3
How many moles of glucose C6H12O6 can be burned biologically when 10.0 moles of oxygen is available?
The equation below shows the decomposition of lead nitrate. How many grams of oxygen is produced when 11.5 grams of NO2 is formed? 2Pb(NO3)2= 2PbO + 4NO2 + O2
Iron3 oxide is formed when iron combines with oxygen in the air. How many grams of Fe2O3 are formed when 16.7 grams of Fe raects completely with oxygen? 4Fe+ 3O2 = 2Fe2O
When glucose is consumed it reacts with oxygen in the body to produce carbon dioxide, water and energy. How many grams of carbon dioxide would be produced if 45 grams of C6H12O6 completely reacted with oxygen?
Aluminum reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. How many grams of aluminum sulfate would be formed if 250 grams of H2SO4 completely reacted with aluminum?
Mercury can be obtained by reacting mercury2 sulfide with calcium oxide. How many grams of calcium oxide would be needed to produce 36 gtrams of Hg?
How many moles of H3PO4 are produced when 71 grams of P4O10 reacts completely to form H3PO4?
How many grams of H3PO4 are produced when 10 moles of water reacts with a excess of P4H10?
How many liters of hydrogen gas are needed to react with with Cs2 to produce 2.50 liters of CH4 at STP?
1 mole of water is produced for every mole of carbon dioxide produced
what is true about the reaction 2NaHCO3+ C6H8O7= 3H2O + Na3C6H5O7?
glucose is a good source of food energy. when it reacts with oxygen, carbon dioxide an water are formed. How many liters of CO2 are produced when 126 grams of glucose completely react with oxygen?
O2 6.0 liters of CO2
Identify the limiting reagent and the volume of CO2 formed when 11 liters of CS2 reacts with 18 liters of O2 to produce CO2 gas and SO2 gas at STP?
What is the maximum number of grams of PH3 that can be formed when 6.2 grams of phosphorus reacts with 4.0 grams f hydrogen to form PH3?
Metallic copper is formed when aluminum reacts with copper2 sulfate. How many grams of metallic copper can be obtained when 54 grams of Al reacts with 319 grams of CuSO4?
Lead nitrate can be decomposed by heating. What is the percent yield of the decomposition reaction if 9.9 grams of Pb(NO3)2 are heated to give 5.5 grams of PbO?
In a particular reaction between copper metal and silver nitrate 12.7 grams of Cu produced 38.1 grams of Ag. What is the percent yield of silver in this reaction. Cu+ 2AgNO3= Cu(NO3)2+ 2Ag
The pressure outside the tire is lower than the pressure inside the tire
Why does air escape from a tire when the tire valve is opened?
A gas occupies a volume of 2.4 liters at 14.1 kPa. What volume will the gas occupy at 84.6 kPa?
A sample of gas occupies 17 mL at -112 degrees celcius. What volume does the sample occupy at 70 degrees celcius?
3000L x 289/312 x 99/45.5
If a balloon containing 3000 L of gas at 39 degrees celcius and 99kPa rises to an altitude where the pressure is 45.5 kPa and the temperature is 16 degrees celcius, the volume of the balloon under these new conditions would be calculated using what conversion ratio?
low temperature and high pressure
Under what conditions of temperature and pressure is the behavior of real gases most like that of ideal gases?
A breathing mixture used by deep sea divers contains helium, oxygen and carbon dioxide. What is the partial pressure of oxygen at101.4 kPa if P= 82.5 kPa and 0.4 kPa?
When a container is filled with 3 moles of H2, 2 moles of O2 and 1 mole of N2 the pressure of the container is 768 kPa. What is the partial pressure of O2?