# PkScienceAndMaths's Shop

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(based on 369 reviews)

I went part time to spend more time with my toddler, the resources I make are designed to help you get some work-life balance and spend more time with your toddler/partner/cat. Everything I make is designed to be ready to use, and make your life as easy as possible, while providing your students with the best chance to shine. I aim to reduce your marking load, give your students immediate feedback and give you lessons that are ready to go, all you need to do is a tiny bit of photocopying.

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I went part time to spend more time with my toddler, the resources I make are designed to help you get some work-life balance and spend more time with your toddler/partner/cat. Everything I make is designed to be ready to use, and make your life as easy as possible, while providing your students with the best chance to shine. I aim to reduce your marking load, give your students immediate feedback and give you lessons that are ready to go, all you need to do is a tiny bit of photocopying.

#### Maths (The chemistry bits) for science students. e-book inc. answers

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Work book covering a wide range of skill that chemistry students need including... • Periodic Table • Mass number and atomic number • The number of protons, neutrons and electrons • Isotopes • Ions • Elements and atoms • Brackets • Conservation of mass • Balancing equations (Easy / Medium / Hard) • Relative atomic mass and percentage of an element in a compound • Calculating relative atomic mass or relative isotopic mass • Moles • Percentage yield • Atom economy • Half equations • Empirical formula • Reacting masses • Avogadro’s constant and gas volume • Calorimetry • Endothermic and exothermic reactions • Bond energy questions • Titration calculations

#### Balancing Equations

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4 worksheets are included, with answers on a separate page. Easy-for students at the lower end of a GCSE higher paper (let’s face it 90% of the time the answer is 2) (H2 + O2  H2O) Medium- for students at the top end of a GCSE higher paper, or for A-level students who have forgotten everything over the summer (PCl3 + H2O  P(OH)3 + HCl) Hard- for A-level, or G&amp;T GCSE (HI + H2SO4 H2O + H2S + I2) Super hard- best solved using oxidations states, for top A-level students (MnSO4 + NaBiO3 + H2SO4 NaMnO4 + Bi2(SO4)3 + H2O + Na2SO4) Fully worked answers on my YouTube site GCSE www.youtube.com/c/primrosekitten A-level https://www.youtube.com/channel/UCziHV-62ZP3SssdqyRO5WPg This is a super handy website I found for balancing equations http://www.webqc.org/balance.php

#### Maths and Calculator Skills for Science Students inc.answer. UPDATED 13.05.16

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So often students lose marks due to tiny mistakes, not mistakes in science but tiny mistakes in how they use a calculator. This workbook will allow you to practice the most common skills needed in science exams. Covering; -mean averages -anomalies -range and interval -rounding and significant figures -standard form -fractions and decimals Each section has ten questions (and answers) and an assessment at the end of the book UPDATED; 13.05.16 Minor corrections to significant figures section, and answers. More pictures added as per request from TES user.