A drug company is testing the effectiveness of a new blood pressure medicine using rats as test subjects what are some possible factors that must remain constant during the testing?

Asa choose the correct set of reaction coefficients to properly balance the following chemical equation according to the law of conservation of mass: __s8 + __o2 ==> __so2 1, 1, 8 1, 8, 1 1, 8, 8 8, 1, 1

What will most likely happen when two bromine atoms bond together?

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions