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Molecular Weight of Air Lab Explained

Chemistry, ScienceBy William Anderson (Schoolworkhelper Editorial Team)May 7, 2015 Leave a comment

Introduction: The Ideal Gas Law can be used to find any missing variable when all of the others are present. The Ideal Gas Law is stated in the equation, PV=nRT, where P is the gas pressure in atmospheres, V is volume that the gas occupies in liters, n is the number of moles of…

Plant Growth Requirements

Biology, ScienceBy William Anderson (Schoolworkhelper Editorial Team)December 22, 2010 Leave a comment

Temperature Most seeds need a certain degree of warmth to germinate (sprout). Most plants have an optimal (best) range of temperature for growth. Higher: Plants have smaller leaves, thicker cuticles, and wilt is more likely to occur. Lower: Grow lower to the ground, have shorter life cycles, and dish-shaped leaves. Temperature affects moisture and nutrient…

Soil and Vegetations: Parts, Functions, Threats

GeographyBy William Anderson (Schoolworkhelper Editorial Team)August 25, 2010 Leave a comment

FOUR MAIN PARTS TO SOIL 1. Minerals – comes from the weathering (chemical, physical) of the parent material. The inorganic material in soil is made up of rock material mainly. It can be sand, silt or clay. The particles in each of these rock types are ordered from larger to smaller with sand being the…

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