dish upside down at room temperature for 24–72 hours. 6. Observe the dish and count the number and types of colonies. Record the results in Data Table 1: Environmental Colony Formation‚ in the Lab Report Assistant section. 7. Soak the dish in a 10%-bleach solution for 1 hour and then discard it. Part iii: Microbes in the Soil 1. Choose an environmental site to collect a soil sample. Then use a new sample cup to collect a soil sample. 2. Pour distilled water into the cup‚ so the water sits just above
Premium Water Table
| 6. OLAY COMPLETE | 12. NEUTROGENA | | 7. B.B LOTION | 13. COLGATE | | 8. SHAVING CREAM | 14. VICKS | | | 15. ALCHOL | | | 16. PURELL | | | 17. CAR POLISH | | | 18. MR.CLEAN | | | 19. LYSOL | | | 20. BLEACH | 1. GLOVES 2. CHEMISTRY PLATES 3. GOGGLES 4. PH TEST STRIPES 5. PENCIL 6. PAPER 7. NAPKIN 8. PH DETECTION WHEEL Procedures 1. Gather above supplies. 2. Put on gloves and goggles 3. Decide among your lab partner what 20 produces will
Premium Acid Base PH
Observing and deciphering Chemical Changes Purpose The purpose of this experiment is to observe reactions of chemicals that can be found in consumer products. Through observation‚ students should be able to interpret the chemical reactions and determine some characteristics‚ such as pH and solubility. Method 1. Pipets containing chemicals will be opened using scissors to snip the end and each pipet will be placed in a well of a 24-well plate. The scissors must be washed between each pipet. 2
Premium Chemical reaction Chemical substance Solubility
INTRODUCTION TO HAIR COLOUR With this unit we will be covering four ways to colour hair using: Semi permanent Quasi/Demi permanent Permanent Lighteners/Bleach Performance will take place as: Regrowth colour Full head colour Woven highlights/lowlights When we are looking at colouring hair we have several things to take into consideration: - History of previous allergic reactions to colour products -Skin disorders -Incompatible products -Evident of hair damage We will have
Premium Color Hair Hair color
Abstract: Using genes that control development makes it possible to identify mutants that alter development. Anterior –Posterior axis formation is controlled by protein gradients in the early embryo development. Bicoid and nanos mRNAs are both maternally provided and are localized to opposite poles of the embryo (Springfield‚ 2016). Bicoid proteins are concentrated at the anterior end and nanos proteins concentration is highest at the posterior end of the embryo (Springfield‚ 2016). The combination
Premium DNA Gene Genetics
Lamb and Stephonya Williams EXPERIMENT TITLE: Oxidation: Cyclohexanone from Cyclohexanol by Hypochlorite Oxidation and Adipic Acid from Cyclohexanone DATE: 4/18/2014 INTRODUCTION: In experiment 4‚ alcohol is oxidized to a ketone with household bleach. The product is then isolated by steam distillation and is extracted into the distillate with ether. After the removal of ether‚ it leaves the product cyclohexanone. In experiment 6‚ cyclohexanone is oxidized by potassium permanganate. Manganese
Premium Chlorine Distillation Sodium
this chemical reaction does occur‚ then the material does in fact contain Sodium Bicarbonate. B. All Purpose Cleaner with Bleach – the reaction remained blue from the Bromthymol Blue‚ and then turned clear again after about a minute. Windex Window Cleaner – the reaction remained a dark blue color. Bleach – the Bromthymol Blue chemical remained at the top of the bleach‚ not mixing‚ then after a minute turned clear again. From my observation‚ most household chemicals are bases‚ since the Bromthymol
Premium Chemistry Chemical reaction Experiment
soap advertisements depicting the ‘before and after’ transformations were not only selling soap or bleach but a dominant ideology symbolizing imperial progress. In an ad for Chlorinol Soda Bleach‚ three boys are pictured in a soda box sailing in the ocean. The image contains two black boys pictured proudly holding boxes of Chlorinol. The third boy undoubtedly has already used the Chlorinol bleach because his skin is a distinct white. The sail of soda box reads ‘We are Going to Use “Chlorinol”
Premium Race Black people Racism
hair. When used regularly‚ the juice will eventually lighten hair strands and give the effect of highlights. It does not turn dark hair to immediately bleach blonde‚ but gives the hair some life. For a big change the “most famous hair bleach is hydrogen peroxide of peroxide blonde fame. Unlike sunlight and lemon juice‚ peroxide is an oxidizing bleach‚ and its effects are less easily undone" (4). Hydrogen Peroxide lightens hair by stripping an oxygen molecule from the hair. If you put hydrogen peroxide
Premium Hair Skin Light
Chembright’s Case 1.) What is the main decision confronting Chembright? What happens if they do nothing? The main decision for Chembright is in regards to the pricing of their products specifically bleach‚ which is Chembright’s main product‚ and how their main competitor R.J. Poulson is pricing theirs bleach in order to get rid of the competition. This has caused Chembright to be unable to compete at these prices since there isn’t any profit margin for them if they lower their price as R.J. Poulson.
Premium Competition Pricing Marketing