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State two differences between metals and nonmetals with respect of their physical properties
1. 1 answer
2. 75 views
List 3 physical properties of metals
1. 1 answer
2. 69 views
Consider the reaction represented by the equation belowCH4+2O2>CO2+2H2O How many moles of CO2 will be produced from 32g of CH4?
1. 1 answer
2. 100 views
What volume of hydrogen is produced at STP when 2•60g of zinc reacts with excess HCl according to the equation belowZn+2HCL>Zn
1. 1 answer
2. 106 views
What volume of oxygen at S•T•P would react with carbon to form 4•40g of CO2According to the equation C+O2>CO2 [O=16,C=12,
1. 1 answer
2. 55 views
Consider the neutralization reaction represented by the equationNa2CO3+2HNO3>2NaNO3+H2O+CO2 The stoichiometric ratio of acid to
1. 1 answer
2. 84 views
What is the percentage by weight of calcium in CA(OCL)2? [CA=40,Cl=35•5,O=16].
1. 1 answer
2. 48 views