A student examines a cell under the microscope and sees chloroplasts. Which of the following could be the source of the cell? O Giraffe
Fish
Human
O Tree
1
N
3
3
4
5
5
6

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

Non renewable resources like petroleum eventually

May someone me with these science questions