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I need to know how the active ingredients (Calcium and dimethicone) work in context of titralac and the chemical formula along with it.? What is energy considered as in astronomy? Measurement in joules? Help with this math question in photo? Given the following equation
A+2B->2C ΔH = -90.0 kJ
What is the value of ΔH for
C->1/2A+B
answer in kJ please? 7!/6!.1!find the indicated value?