How many atoms of hydrogen are present in 10g of methane?

Which statement describes the appearance of a temperature-vs.-time graph? a horizontal line shows that the temperature increases at a constant rate over time. a vertical line shows that the temperature decreases at a constant rate over time. horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases. horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Why is permeable soil best for plants that need a lot of drainage?