____ is a solid that contains hydrocarbons of high molecular weight as well as compounds containing...
____ is a solid that contains hydrocarbons of high molecular weight as well as compounds containing sulfur, oxygen, or nitrogen.
Homework Answers
COAL is the naturally occurring combustible material and it
is in the color black or dark brown solid
solid contains the more carbon and the hydrogen the composition is as follows , here in the coal the carbon , hydrogen , oxygen , nitrogen , sulfur and the ash is components are present , here the carbon and the hydrogen occupies the 80 % and the remaining are the smaller compositions present in the coal
answer => COAL
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____ is a solid that contains hydrocarbons of high molecular
weight as well as compounds containing...
2. Hydrocarbons are nonpolar compounds containing carbon and hydrogen atoms. The properties of three hydrocarbons are...
2. Hydrocarbons are nonpolar compounds containing carbon and hydrogen atoms. The properties of three hydrocarbons are summarized below. Methane CH4 Octane C8H18 Gasoline Liquid, BP: 126°C Eicosane CH3(CH2)18CH3 Lubricant (grease) Solid, MP: 37°C Natural Gas Gas, BP:-161°C a. Describe how the attractive forces between molecules change in the transition from substance changing from a solid to a liquid and then from a liquid to a gas. Solid to liquid: Liquid to gas: b. Based on the properties of the compounds...
Question 21 of 38 > A multi-nutrient fertilizer contains several different nitrogen containing compounds. The fe...
Question 21 of 38 > A multi-nutrient fertilizer contains several different nitrogen containing compounds. The fertilizer is 51.9%CH N, (urea). 33.9% KNO,, and 10.4% (NH), HPO, by mass. The remainder of the fertilizer consists of substances that do not contain nitrogen. How much fertilizer should someone apply to provide 2.60 g N to a plant? mass of fertilizer:
Calculate the average molecular weight of the following: 100 Kgmol of gas mixture containing 30% methane,...
Calculate the average molecular weight of the following: 100 Kgmol of gas mixture containing 30% methane, 10% hydrogen and 60% nitrogen (all mol percent).
Hydrocarbons, compounds containing only carbon and hydrogen, are important in fuels. The heat of combustion of...
Hydrocarbons, compounds containing only carbon and hydrogen, are important in fuels. The heat of combustion of cyclopentane, C5H10, is 786.6 kcal/mol. Write a balanced equation for the complete combustion of cyclopentane. How much energy is released during the complete combustion of 380 grams of cyclopentane? kcal
A compound containing carbon, hydrogen and oxygen has been analyzed. It contains 69.72% of carbon and...
A compound containing carbon, hydrogen and oxygen has been analyzed. It contains 69.72% of carbon and 18.58% of oxygen. If the molecular weight of the compound is 86.13, what is its molecular formula? NOTE: Write the compound in the form (CXHYOZ), where X, Y and Z are whole numbers.
When solid copper(II) sulfide reacts with oxygen gas (molecular oxygen) , the products are solid copper(II)...
When solid copper(II) sulfide reacts with oxygen gas (molecular oxygen) , the products are solid copper(II) oxide and sulfur dioxide gas .The reaction releases 805.6 kJ of heat. Calculate the enthalpy of formation for copper(II) sulfide.
Date me empirical and molecular formulas of compounds a. An alcohol that contains 64.8% of C,...
Date me empirical and molecular formulas of compounds a. An alcohol that contains 64.8% of C, 13.6% mass undergoes combustion with noi that contains 64.8% of C. 13.6% of H. and 21.5% of O by ergoes combustion with oxygen gas to yield carbon dioxide gas a water vapor. Determine the molecular formula of this alcohol it molar mass of the compound is 74.12 g/mol..
1. The empirical formula of an unknown substance is HSO4. If the molecular weight of the...
1. The empirical formula of an unknown substance is HSO4. If the molecular weight of the substance 194 glmol, what is its molecular formula? 2. How many grams of ammonia are produced when 32g of nitrogen react with excess hydrogen? N2 3H23 2NH, 3. The empirical formula of an unknown substance is determined to be CH2. What is its molecular formula if the molecular weight is 84 gmole? 4. Nicotine has an empirical formula of CsHTN and a molecular weight...
if you have a test tube containing a certain volume of two different compounds in solid...
if you have a test tube containing a certain volume of two different compounds in solid form which are then dissolved in a water bath how would you fijd the mole fractions for each test tube from weight percentage
7. For which of the following compounds is the crystalline solid a molecular solid: SiO2, CaCl2,...
7. For which of the following compounds is the crystalline solid a molecular solid: SiO2, CaCl2, CO2, diamond, KCI? Explain your reasoning.
2. Hydrocarbons are nonpolar compounds containing carbon and hydrogen atoms. The properties of three hydrocarbons are summarized below. Methane CH4 Octane C8H18 Gasoline Liquid, BP: 126°C Eicosane CH3(CH2)18CH3 Lubricant (grease) Solid, MP: 37°C Natural Gas Gas, BP:-161°C a. Describe how the attractive forces between molecules change in the transition from substance changing from a solid to a liquid and then from a liquid to a gas. Solid to liquid: Liquid to gas: b. Based on the properties of the compounds...
Question 21 of 38 > A multi-nutrient fertilizer contains several different nitrogen containing compounds. The fertilizer is 51.9%CH N, (urea). 33.9% KNO,, and 10.4% (NH), HPO, by mass. The remainder of the fertilizer consists of substances that do not contain nitrogen. How much fertilizer should someone apply to provide 2.60 g N to a plant? mass of fertilizer:
Hydrocarbons, compounds containing only carbon and hydrogen, are important in fuels. The heat of combustion of cyclopentane, C5H10, is 786.6 kcal/mol. Write a balanced equation for the complete combustion of cyclopentane. How much energy is released during the complete combustion of 380 grams of cyclopentane? kcal
Date me empirical and molecular formulas of compounds a. An alcohol that contains 64.8% of C, 13.6% mass undergoes combustion with noi that contains 64.8% of C. 13.6% of H. and 21.5% of O by ergoes combustion with oxygen gas to yield carbon dioxide gas a water vapor. Determine the molecular formula of this alcohol it molar mass of the compound is 74.12 g/mol..
1. The empirical formula of an unknown substance is HSO4. If the molecular weight of the substance 194 glmol, what is its molecular formula? 2. How many grams of ammonia are produced when 32g of nitrogen react with excess hydrogen? N2 3H23 2NH, 3. The empirical formula of an unknown substance is determined to be CH2. What is its molecular formula if the molecular weight is 84 gmole? 4. Nicotine has an empirical formula of CsHTN and a molecular weight...
7. For which of the following compounds is the crystalline solid a molecular solid: SiO2, CaCl2, CO2, diamond, KCI? Explain your reasoning.
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