If 40.0 grams of ammonium hydroxide are added to 200ml of water, what is the percent by mass of this solution?

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.