Question

1. Which of the following is a trace element ?
(A) Phosphorous
(B) Carbon
(C Magnesium
(D) Sodium​

Answer 1

The concentrations of 14 serum trace elements, namely iron (Fe), copper (Cu), zinc (Zn), rubidium (Rb), selenium (Se), strontium (Sr), molybdenum (Mo), manganese (Mn), lead (Pb), arsenic (As), chromium (Cr), cobalt (Co), vanadium (V), and cadmium (Cd), were determined by high-resolution inductively coupled plasma mass

PLEASE MARK AS BRAINLIEST

Answer 2

Answer:

carbon plz mark me as brainliest