ssat閱讀怎么學？我們需要把握哪些重點？
ssat閱讀怎么學？很多同學在做SSAT題目的初期都很不適應，多數會與托福閱讀產生比較。SSAT是一種測試學術能力的考試，在閱讀上就體現為對考生理解能力的考查，考查的要求也不僅僅是看懂文章，而是要求真正理解文...
CIE A Level Chemistry復習筆記5.6.6 Factors affecting Rate Constant
Effect of Temperature on the Rate Constant At higher temperatures, a greater proportion of molecules have energy greater than than the activation energy Since the?rate constant?and?rate of reaction...
CIE A Level Chemistry復習筆記5.6.5 Multi-Step Reactions
Kinetics of Multi-Step Reactions The?reaction?mechanism?of a reaction describes how many steps are involved in the?making?and?breaking?of bonds during a chemical reaction It is the slowest step in ...
CIE A Level Chemistry復習筆記5.6.4 Rate Constant Calculations
Calculating the Rate Constant The?rate?constant?(k) of a reaction can be calculated using: The?initial?rates?and the rate equation The?half-life Calculating the rate constant from the initial rate ...
CIE A Level Chemistry復習筆記5.6.3 Half-Life
First Order Reaction Half-life The?half-life?of a?first-order?reaction is?independent?of the concentration of reactants This means that despite the?concentrations of the reactants decreasing?during...
CIE A Level Chemistry復習筆記5.6.2 Kinetics Calculations
Kinetics: Calculations Order of reaction The?order of reaction?shows how the concentration of a reactant affects the rate of reaction Rate =?k?[A]m?[B]n When m or n is zero = the concentration of t...
CIE A Level Chemistry復習筆記5.6.1 Basics of Kinetics
Kinetics: Basics The?rate of reaction?refers to the change in the amount or concentration of a reactant or product per unit time and can be found by: Measuring the?decrease in the concentration of ...
CIE A Level Chemistry復習筆記5.5.9 Partition Coefficients
Partition Coefficient & Calculations The?partition coefficient (Kpc)?is the ratio of the concentrations of a?solute?in two different immiscible solvents in contact with each other when equilibr...
CIE A Level Chemistry復習筆記5.5.8 The Common Ion Effect
Solubility Product & the Common Ion Effect A?saturated solution?is a solution that contains the?maximum?amount of dissolved salt If a second compound, which has an ion?in common?with the dissol...
CIE A Level Chemistry復習筆記5.5.7 Solubility Product Calculations
Calculating the Solubility Product Calculations involving the?solubility product?(Ksp) may include:: Calculating the solubility product of a compound from its?solubility Calculating the solubility ...
南加大Marshall商學院本科專業獲STEM認證，有資格申請延長OPT至36個月
2023年美國大學本科秋季入學入學申請已經啟動，名校陸續更新招生政策。U.S. News排名27的南加大好消息頻出！ 首次新增EA輪次 參考鏈接：《USC南加大新增早申EA輪，附南加大申請要求！》 Marshall商學院獲STEM認證...
CIE A Level Chemistry復習筆記5.5.6 Solubility Product
Solubility Product Solubility?is defined as the?number of grams?or?moles?of compound needed to?saturate?100 g of?water, or it can also be defined in terms of 1 kg of water, at a given temperature F...
