What is the density of an object with a mass of 140 g and a volume
of 6 ml

Explanation:

The density of a substance can be found by using the formula

From the question we have

We have the final answer as

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c. because step up transformer steps up the input voltage i.e increases the input voltage  

the number of turns are greater on the secondary side of step up transformer  

transformer does not handle dc current

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.