16-7= 9 you subtract the atomic number from the mass and get the number of neutrons so there ae 7 protons and 9 neutrons
D. Lava plateau
They are formed when lava flows from the volcano & build up over time as the molten lava is deposited & cools.
Answer: The correct method would be - to collect the gas in an inverted graduated cylinder. Explanation: Place the aquatic plant under the mouth of the graduated cylinder and gather the gas by the water displacement that is delivered by the cycle of photosynthesis. At that point measure, the volume of gas gathered at different times. An individual could consider the impact of temperature, the measure of light, and the accessibility of supplements as components that may influence the pace of gas creation.
Answer:
business and pharmacist
Explanation:
those are everyday thing your around
