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On Learning, Volume 3 : Knowledge, Curriculum and Ethics
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On Learning, Volume 3 : Knowledge, Curriculum and Ethics
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Interiors by PH Study Desk with Storage, White
This Interiors by PH Study Desk with Storage features a simple and practical design, ideal for working from home or studying.Featuring a stationery drawer, open cubby and top shelf with retraining bar, this desk is perfect for organising all of your office clutter for a tidy aesthetic.This desk features contrasting sleek metal 'A' frame legs for a contemporary style.. Simple and practical design. 1 x drawer. 1 x cubby. 1x top shelf with retraining bar. Sleek metal frame. Approximate dimensions (mm) H890 W1040 D480. Weight 22.7 KG*Self Assembly Required*Please note that this product is delivered direct from our supplier and may take a little longer to arrive
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Interiors by PH Study Desk with Storage, Natural
Two-Drawer Desk Natural Oak
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How is the neutralization of pH 8 with pH 1 achieved?
Neutralization of pH 8 with pH 1 is achieved by adding a strong acid, such as hydrochloric acid (pH 1), to the solution with pH 8. The strong acid will react with the base present in the pH 8 solution, resulting in the formation of water and a salt. The amount of acid added must be carefully controlled to reach a pH close to 7, which is considered neutral. The process continues until the desired pH is achieved, indicating that the solution is now neutralized.
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What are pH indicators?
pH indicators are substances that change color in response to the acidity or alkalinity of a solution. They are often used in chemistry and biology to determine the pH of a solution, which is a measure of how acidic or basic it is. pH indicators work by changing their molecular structure in response to the hydrogen ion concentration in the solution, resulting in a visible color change that can be used to determine the pH of the solution. Common examples of pH indicators include litmus paper, phenolphthalein, and universal indicator solution.
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How can I lower the pH of a 500 ml sodium hydroxide solution from pH 13 to pH 11?
To lower the pH of a sodium hydroxide solution from pH 13 to pH 11, you can add a weak acid to the solution. One option is to add a small amount of hydrochloric acid (HCl) to the solution, which will react with the sodium hydroxide to form water and sodium chloride. This reaction will lower the pH of the solution. It is important to add the acid slowly and carefully, while monitoring the pH, to avoid over-acidifying the solution.
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How is the neutralization of pH 8 with pH 1 carried out?
Neutralization of pH 8 with pH 1 can be carried out by adding a strong base, such as sodium hydroxide, to the pH 8 solution. The strong base will react with the acidic solution, raising the pH towards neutrality. The process should be done gradually and with caution to avoid over-neutralizing the solution. It is important to monitor the pH level during the process to ensure that the desired pH level is achieved.
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Knowledge and the Future School : Curriculum and Social Justice
Written at a time of uncertainty about the implications of the English government’s curriculum policies, Knowledge and the Future School engages with the debate between the government and large sections of the educational community.It provides a forward-looking framework for head teachers, their staff and those involved in training teachers to use when developing the curriculum of individual schools in the context of a national curriculum.While explaining recent ideas in the sociology of educational knowledge, the authors draw on Michael Young’s earlier research with Johan Muller to distinguish three models of the curriculum in terms of their assumptions about knowledge, referred to in this book as Future 1, Future 2 and Future 3.They link Future 3 to the idea of 'powerful knowledge' for all pupils as a curriculum principle for any school, arguing that the question of knowledge is intimately linked to the issue of social justice and that access to 'powerful knowledge' is a necessary component of the education of all pupils.Knowledge and the Future School offers a new way of thinking about the problems that head teachers, their staff and curriculum designers face.In charting a course for schools that goes beyond current debates, it also provides a perspective that policy makers should not avoid.
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Supporting Multilingual Learners’ Academic Language Development : A Language-Based Approach to Content Instruction
A practical and comprehensive resource, Supporting Multilingual Learners’ Academic Language Development: A Language-Based Approach to Content Instruction introduces an accessible language-based approach to teaching academic language to multilingual learners across the content areas.Luciana C. de Oliveira provides elementary school teachers with everything they need to know to successfully teach grade-level content to multilingual learners.Chapters are organized by subject, addressing the specific language demands of teaching English language arts, social studies, mathematics, and science.Each chapter features examples of implementation in grades K-5, practical strategies, and a wealth of tables, figures, and other resources.The Language-Based Approach to Content Instruction (LACI) in this book provides teachers with a ready-to-use framework of six scaffolding elements that serves as a guide to enable multilingual learners to meet the grade-level standard of their peers without simplification.Aligned with WIDA and CCSS standards, this resource provides the tools and methods teachers need to support multilingual learners’ academic language development in the content area classroom.
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Interiors by PH Study Desk with Double Drawer, Black
Desk Dark Oak Vaneer
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Interiors by PH Study Desk with Storage, Dark Oak
Two-Drawer Desk Dark Oak
Price: 138.99 £ | Shipping*: 3.95 £
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How can I lower the pH of a 500 ml solution of sodium hydroxide from pH 13 to pH 11?
To lower the pH of a sodium hydroxide solution from 13 to 11, you can add a weak acid such as acetic acid (vinegar) or citric acid. Start by slowly adding small amounts of the chosen weak acid while monitoring the pH with a pH meter. Continue adding the weak acid until the desired pH of 11 is reached. Be cautious and add the weak acid slowly to avoid overshooting the target pH.
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Is the following shower gel pH-neutral with a pH value of 5.5?
Yes, the shower gel is pH-neutral with a pH value of 5.5. A pH value of 5.5 is considered to be neutral for the skin, as it is close to the skin's natural pH level of around 5.5. This means that the shower gel is gentle and will not disrupt the natural balance of the skin, making it suitable for everyday use.
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What is the pH value?
The pH value is a measure of the acidity or alkalinity of a solution on a scale from 0 to 14. A pH of 7 is considered neutral, while values below 7 are acidic and values above 7 are alkaline. The pH scale is logarithmic, meaning that each whole number change represents a tenfold difference in acidity or alkalinity. pH is an important parameter in chemistry, biology, and environmental science as it can affect the behavior of substances and living organisms.
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Is the pH value safe?
The safety of a pH value depends on the context. For example, a pH value of 7 is considered neutral and is generally safe for most purposes. However, if the pH value is too high or too low, it can be unsafe. For instance, a pH value below 6.5 or above 8.5 in drinking water can indicate contamination and may not be safe to consume. It's important to consider the specific application and the acceptable pH range for that particular use in order to determine if the pH value is safe.
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