Chemistry, 18.03.2020 21:39 destinywashere101
Use the following equation for the combustion of methane to answer the following questions:
CH4 + 2O2 -> CO2 +2 H2O ΔH = -900 kJ
a. Is the reaction exothermic or endothermic?
b. If you burn 2 moles of methane, how much energy is released?
c. If you burn 48 g of methane, how much energy is released?
Answers: 1
Chemistry, 22.06.2019 05:00, pandasarecute53
If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax
Answers: 1
Chemistry, 22.06.2019 11:30, ashleybarrera2000
For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with ph. if the solubility does change, pick the ph at which you'd expect the highest solubility. you'll find ksp data in the aleks data tab. compounds does solubility change with ph
Answers: 3
Chemistry, 22.06.2019 13:30, bryce99
In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.
Answers: 2
Use the following equation for the combustion of methane to answer the following questions:
CH...
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