Mole Ratio of a Chemical Reaction: Copper & Silver Nitrate Lab #4 OBJECTIVE In this experiment‚ you will determine the number of moles of reactants and products present in the reaction of copper and silver nitrate‚ and calculate their mole-to-mole ratio. The mole-to-mole ratio relating to the disappearance of copper and the formation of silver metal will be used to write the balanced equation for the reaction. The reaction of copper metal with silver nitrate solution is a single
Premium Chemical reaction Chemistry Mole
Child Passenger Car Seat Safety When children’s car seats were first introduced in the 1930’s‚ they were used merely so parents would be able to keep an eye on their young children (Safe Ride 4 Kids‚ 2015). It was not until the early 1960’s when child passenger vehicle safety started becoming a priority‚ followed by the 1970’s‚ when child restraint laws first came into effect (Safe Ride 4 Kids‚ 2015). Although today’s modern vehicles aid in preventing severe passenger vehicle injuries and fatalities
Premium Airbag Seat belt Automobile
Food safety Act Food safety regulations places an obligation on food business operators to ensure that all their activities are carried out in a hygienic way and make it an offence to supply food which is unsafe or harmful to human health‚ this applies to all premises that provide food whether money is exchanged or not. The food safety team is responsible for ensuring that businesses comply with these requirement under the food safety act 1990 and food hygiene (England) regulations 2006 they
Premium Food Hygiene Food safety
Mahlaqua Imran Chemical and Physical Changes Lab 09/09/13 I. Purpose: Identify the different changes as a physical change or a chemical change. II. Safety: You may need safety goggles and gloves. III. Pre-lab questions: 1. Identify the following as either chemical or physical changes: a. Striking a match Chemical b. Food spoiling Chemical c. Breaking a glass Physical d. Mowing the grass Physical
Premium Chemical reaction Chemistry Hydrochloric acid
Calculations CALCULATION IN ORDER TO FIND THE PERCENTAGE OF VITAMIN C Chemical reaction: C6H8O6 + I2→ 2I + C6H6O6 Ascorbic Acid: C6H8O6 Relative formula mass of C6H8O6= (12.01076) + (1.007948) + (15.99946)= 176.12412 g/mol Convert Iodine lost from mL to dm-3 = Iodine lost in mL1000= Iodine lost in dm-3 Convert Iodine lost (dm-3) to moles (n) by multiplying it with the concentration of Iodine used: n=0.005 Iodine lost in dm-3= mol of C6H8O6 Find the mass (g) of C6H8O6 in 50 mL by using this
Premium Ascorbic acid Chemistry Vitamin C
Food Safety Bulletin No Name March 12‚ 2012 University of Phoenix Food Safety Bulletin According to the Centers for Disease Control and Prevention‚ 1 in 6 Americans become sick or hospitalized. About 3‚000 Americans die yearly of foodborne diseases. Our country governs agencies and is notorious for slapping on strict guidelines for the food industry. Factories go through vigorous inspections and tests periodically to ensure that they operate a safe environment. Even with these strict guidelines
Premium Foodborne illness Food safety Bacteria
11/09/2013 Unit 4 Health and Safety at work act 1974 This purpose of this act is to regulate the health‚ safety and welfare of individuals in the workplace. The act is enforced by the health and safety executive and local regulatory bodies. At Custom Care we have many policies and procedures that fall under the umbrella of Health and Safety these included- Company Health and safety Policy Accidents and incidents Chemicals (COSHH) Company Premises Display Screen COP (DSE) Policy on Eye
Premium Human rights Occupational safety and health Discrimination
of practice to ensure compliance with health and safety legislation. PAGE 2 P 1.2 Explaining the responsibilities for providing welfare facilities on-site. PAGE 4 P 1.3 Explaining the Construction (Design and Management) Regulations 2007. Evaluate the penalties for non-compliance with current health and safety at work legislation. Give at least two examples for easy understanding. PAGE 7 P 2.1 Analyse organizational health and safety policies and procedural documents. PAGE 10 P
Premium Construction Occupational safety and health
Detecting Signs of Chemical Change REAC 399 Prepared by: Elizabeth G. Perez Date of experiment: October 3‚ 2006 Course: Chemistry 100/60 Abstract: The objective of this experiment will be to combine various substances‚ liquids and metals‚ and to observe their behavior when they are combined. The types of reactions observed shall determine the nature of these reactions: physical or chemical. Introduction: An elements¡¦ reaction to certain substances may be predicted by its
Premium Chemistry Chemical reaction Temperature
Healthcare setting safety assignment By Nayna Parikh MA275-Online Clinical Competencies II Prof: Leon Deutsch Kaplan University February 02‚2015 Health and safety in healthcare setting The health care sector is complex and covers a variety of professions and work places facing different occupational health hazards and associated health problems. A hazard‚ in general‚ refers to anything with the potential to cause harm in terms of human injury or illhealth‚ damage to property‚ damage
Premium Occupational safety and health Safety Risk