Metric Conversions
1 m = 100 cm = 1000 mm
1 kg = 1000 g
1 L = 1000 mL
Right = bigger to smaller
Left = smaller to bigger
Temperature
Water freezes at 0°C
Water boils at 100°C
Biomolecule Tests
Protein (Biuret)
Positive: pink or purple
Negative: blue
Starch (Iodine)
Positive: black or purple
Negative: yellow or brown
Sugar (Benedict’s)
Green = low
Yellow = medium
Red/orange = high
Blue = none
Lipids (Brown paper)
Positive: greasy or translucent
Negative:
1. Activity and Activity Coefficient
Activity (a):
Activity is the effective concentration of species in solution.
Where:
a = Activity
γ = Activity coefficient
C = Concentration
For ideal solution:
For real solution:
For electrolyte:
2. Activity and Mean Ionic Activity of Electrolyte
For electrolyte:
Mean ionic activity:
Mean ionic activity coefficient:
For 1:1 electrolyte:
3. Ionic Strength
Ionic strength measures total ionic concentration.
Where:
I = Ionic strength
C = concentration
Z = charge
Example:
NaCl
4. Ionic
Features of media
C = konkrete Beton
25/30 = Druckfestigkeit N/mm2
F3 - Konsistenz klasse
FM - Fließmittel
XD2 = Expositionsklasse
Sieblinie = Kornzusammensetzung
w/z Wert = Verhältnis w-z
Die Kapillarität
Kapillarwirkung:
- Adhäsionskraft - beschreibt die Anziehungskräfte zwischen Molekülen unterschiedlichen Typs;
- Kohäsionskraft - beschreibt die Anziehungskräfte zwischen Molekülen gleichen Typs.
A = Adhäsion: Anhangskraft zwischen verschiedenen Stoffen.
K = Kohäsion: Zusammenhangskraft innerhalb
Great Depression / New Deal
Hoovervilles — homeless shantytowns during the Depression
Soup kitchens — free food for the poor and unemployed
Bonus Army — WWI veterans demanding bonus payments
Volunteerism — Hoover’s belief private groups should solve the crisis
Fireside Chats — FDR radio talks to calm and inform the public
Bank Holiday — temporary bank shutdown to stop panic
NRA — National Recovery Administration
AAA — Agricultural Adjustment Administration
Court Packing Plan — FDR’s
Fourth wave feminism → Digital politics → Feminist backlash
Fourth wave feminism relies on digital politics to amplify activism and raise awareness, but this increased visibility also generates feminist backlash in the form of online harassment and resistance to gender equality.
FOURTH WAVE FEMINISM Fourth wave feminism refers to a contemporary phase of feminist activism characterized by its emphasis on intersectionality, global awareness, and the use of digital technologies to mobilize and...
Universal Childhood problem/A. Abbas (2017) point/B. Transnational event impacting youth mental health/B (Climate Change). Social media has been extremely important/A
Week 1->Sociocultural/ a cultural knowledge sytem shared by a society. Critical thinking/multiple perspectives + evidence + bias awareness. Active reading/question, evaluate, retain. Agency/ability to act in given context to shape world. Social norms/accepted behaviour. Reproductive Justice/right to not have children + safe parenting.
2. Qualities & Characteristics of an Entrepreneur ▶Risk-taking ability: Ready to take financial and career risks. ▶Innovation: Introduces new ideas, products, or processes. ▶Leadership: Manages and guides people effectively. ▶Decision-making: Takes quick and correct decisions. ▶Self-confidence & determination: Believes in own ideas and persists. ▶These qualities help in successful business creation and growth.
3. Venture Idea Generation ▶Process of creating new business ideas.
dentro de concentrações adequadas. Pé diabético: possibilidade de necrose tecidual induzida pelo excesso de glicose no
organismo. Consumo intencional ou acidental de venenos: capacidade de destruir células dentro de minutos a
horas. Exemplo: arsênico, cianeto, sais de mercúrio
CAUSAS DA LESÃO CELULAR
Poluentes, produtos químicos: poluição, inseticidas, asbesto (intoxicação ocupacional).
Drogas sociais: álcool, cigarro, drogas ilícitas.
Drogas terapêuticas: medicamentos.
CAUSAS DA LESÃO