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Ninaya
Questions and answers by visitors named
Ninaya
Questions (6)
If the standard state of sufur is S8 (s), which of the following equations represents the standard enthalpy of formation of
1 answer
446 views
Calculate the energy in the form of heat, in kJ, required to convert 225 grams of liquid water at 21.0 °C to steam at 115 °C.
2 answers
1,110 views
Calculate the enthalpy change, ΔrH, for the following reaction,
4 NH3 (g) + 5 O2(g) → 4 NO (g) + 6 H2O (g) given the
2 answers
558 views
If DeltaH for the reaction I2 (s) Delta 2I (g) is 153 kJ/mol. What is the longest wavelength of light that can break an I – I
1 answer
489 views
What is the total number of orbitals having n = 5 and ℓ = 3?
A. 3 B. 5 C. 7 D. 9 E. 10
1 answer
451 views
What shell contains a total of 16 orbitals?
A. n = 1 B. n = 2 C. n = 3 D. n = 4 E. n = 5
4 answers
2,561 views
