(BRAINLIEST QUEATION) Amelia wants to check whether blood is acidic or basic not only that she wants to find its approximate PH. Which of these indicators will she use?
Methyl orange
Litmus paper
pH meter
Thymolphthalein

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Which compound contain an iron with a 3+ charge