CHRYSan Chemical changes musical anu nemal langes
Which option is an example of a chemical change?
O preparing a salad
mixing a salad dressing
O digesting a salad
O dicing an onion
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I did this last year I'm so glad and I'm so happy to help you so it will be digesting a salad because if you look at the human body it breaks down as it goes into your body so if you eat it it doesn't look like it changed in front of your eyes but if you don't know it or not it breaks down inside of your organs so it will be digesting a salad

a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.

5.6⋅10−^19  j

do you need the explaination?