Which of the following is an inorganic compound ?

Option (A) sugar

Option (B) common salt

Option (C) kerosene

Option (D) alcohol

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

One of the purposes of transcription is to produce a sequence of bases that

The cluster of developing cells from conception until birth is called an