It's a really hard question to answer because the calories will be very different depending on if you are eating white meat or dark meat, and if you are eating skinless chicken or chicken with the skin on.
Most bodybuilders stick to the gold standard boneless skinless chicken breast. This is the nutrition facts for boneless skinless chicken breast -
[TABLE="width: 245"]
[TR]
[TD="class: title, colspan: 3"]Nutrition Facts[/TD]
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[TR]
[TD="class: label, colspan: 3"]Serving Size: 100 g[/TD]
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[TR]
[TD="class: sep, bgcolor: #888888, colspan: 3"] [/TD]
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[TR]
[TD="class: label strong small, colspan: 3"]Amount Per Serving[/TD]
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[TR]
[TD="class: borderTop label, colspan: 3"]Calories from Fat 11
Calories 110[/TD]
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[TD="class: sep, bgcolor: #888888, colspan: 3"] [/TD]
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[TR]
[TD="class: label strong small, colspan: 3, align: right"]% Daily Values*[/TD]
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[TR]
[TD="class: label borderTop, colspan: 2"]Total Fat 1.24g[/TD]
[TD="class: borderTop, align: right"]2%[/TD]
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[TR]
[TD] [/TD]
[TD="class: borderTop label"]Saturated Fat 0.33g[/TD]
[TD="class: borderTop, align: right"]2%[/TD]
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[TR]
[TD] [/TD]
[TD="class: label borderTop"]Polyunsaturated Fat 0.28g[/TD]
[TD="class: borderTop"] [/TD]
[/TR]
[TR]
[TD] [/TD]
[TD="class: label borderTop"]Monounsaturated Fat 0.3g[/TD]
[TD="class: borderTop"] [/TD]
[/TR]
[TR]
[TD="class: label borderTop, colspan: 2"]Cholesterol 58mg[/TD]
[TD="class: borderTop, align: right"]19%[/TD]
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[TR]
[TD="class: label borderTop, colspan: 2"]Sodium 65mg[/TD]
[TD="class: borderTop, align: right"]3%[/TD]
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[TR]
[TD="class: label borderTop, colspan: 2"]Potassium 255mg[/TD]
[TD="class: borderTop"] [/TD]
[/TR]
[TR]
[TD="class: label borderTop, colspan: 2"]Total Carbohydrate 0g[/TD]
[TD="class: borderTop, align: right"]0%[/TD]
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[TR]
[TD] [/TD]
[TD="class: borderTop label"]Dietary Fiber 0g[/TD]
[TD="class: borderTop, align: right"]0%[/TD]
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[TR]
[TD] [/TD]
[TD="class: borderTop label"]Sugars 0g[/TD]
[TD="class: borderTop"] [/TD]
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[TR]
[TD="class: label borderTop, colspan: 2"]Protein 23.09g[/TD]
[TD="class: borderTop"] [/TD]
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