Which of these elements is the most chemically reactive?

A.
beryllium (Be)

B.
calcium (Ca)

C.
strontium (Sr)

D.
radium (Ra)

Ineed ! it’s science and it’s due tomorrow!

Consider the equilibrium system: 2icl(s) ⇄ i2(s) + cl2(g) which of the following changes will increase the total amount of of cl2 that can be produced? all of the listed answers are correct decreasing the volume of the container removing the cl2 as it is formed adding more icl(s) removing some of the i2(s)

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?