A bacterial culture initially contains 1,000,000 (10⁶) CFU. After 6 minutes of heat treatment at 80°C, the bacterial count decreases to 1,000 (10³) CFU. Calculate the decimal reduction time (D-value) at 80°C.

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#Question id: 19755

#XL - P Chemistry

According to valence-bond theory which magnetic property oxygen possess ?

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#Question id: 19756

#XL - P Chemistry

Who was proposed valence-bond theory ?

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#Question id: 19757

#XL - P Chemistry

In H - C ≡ C - CH = CH₂ molecule C³ - C² single bond carbons has which type of hybridization ?

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#Question id: 19758

#XL - P Chemistry

Which of the following pair of species is isoelectronic and same structure ?

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#Question id: 19759

#XL - P Chemistry

Which of the following sentence is incorrect for covalent bond ?

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#Question id: 19760

#XL - P Chemistry

Which of the following compound possesses covalent bond ?