Weathering and chemical substance weathering
Answer:
85.076572
Explanation:
= (84.911789×0.7217) + (86.909183×0.2738)
= 85.076572
The pH meter can only be used to differentiate between weak and strong acids providing that the concentrations are known. However, it is convenient to determine the concentration of an acid (or base) by titration.
Answer=3
<span>Decomposition, double replacement, and synthesis are 3 types of chemical reactions.</span>
Answer:Active immunity involves both cell mediated and humoral immunity. Passive immunity is due to the presence of ready-made antibodies. Active immunity is durable. Active immunity offers effective protection against microbes
Explanation:
