Acid precipitation Study guides, Class notes & Summaries

Which is more soluble in an acidic solution than in pure water? Select one: a. CuI b. PbCl2 c. Ca3(PO4)2 d. NaNO3 e. NaBr - correct answer -c. Ca3(PO4)2 What is the name of the principle of selective precipitation used to identify the types of ions present in a solution? Select one: a. Ionization b. Selective ion precipitation c. Selective ion typing d. Limited precipitation e. Qualitative analysis - correct answer -e. Qualitative analysis A 10.0-mL sample of 0.75 M CH3CH2COOH...

1. In a bacterial cell, the DNA is in the: A) cell envelope. B) cell membrane. C) nucleoid. D) nucleus. E) ribosomes. 2. A major change occurring in the evolution of eukaryotes from prokaryotes was the development of: A) DNA. B) photosynthetic capability. C) plasma membranes. D) ribosomes. E) the nucleus. 3. In eukaryotes, the nucleus is enclosed by a double membrane called the: A) cell membrane. B) nuclear envelope. C) nucleolus. D) nucleoplasm. E) nucleosome. 4. T...

karyotyping - number and type of chromosome present Barr body - -condensed inactive X chromosome near nucleus of cell -all females have 1 Barr body nondisjunction - failure of chromosomes to separate during meiosis autosomal nondisjunction - -failure of chromosomes (other than sex chromosomes) to separate during meiosis -exs: trisomy 21, trisomy 18 translocation - portion of one chromosome is transferred to another (usually nonhomologous) abnormal egg (XX) x normal sperm (X) - -...

1. For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine - ANSWER A. Avoid buccal pulp horn Explanation 1- avoid BUCCAL pulp horn 2- conserve ling. dentine So take A and B if available 2. For an amalgam restoration of a weakened cusp you should, A. reduce cusp by 2mm on a flat base for more resistance B. reduce cusp by 2mm following the outli...

CNSC Exam Latest Update Already Graded A First Line Therapy for Hyperkalemia calcium gluconate Total Body Water Composition 2/3 Intracellular, 1/3 Extracellular (1/4 intravascular, 3/4 Interstitial) % Body weight water (male/female) 60% Male/50% Female Respiratory Quotient Definition Ratio of CO2 production to O2 consumption Hang time for blenderized/reconstituted formula 4 hours How often should micro-nutrient assessment be completed in the long-term PN patient? every 6 months Closed syst...

acid precipitation - correct answerConversion of sulfur oxides and nitrogen oxides to acids that return to Earth as rain, snow, or fog. consequences of acid precipitation - correct answer- acidification of lakes, rivers and oceans (1980s) - increased erosion - increased weathering (buildings) sources of acid precipitation - correct answer- Ohio Valley - Sudbury unstable atoms - correct answergain stability by emitting particles, gamma rays, and energy ozone layer - correct answer-...

PHARMACOLO MSN 571 Question Bank Pharm 2022- United State University 1. Which instructions should be included in the plan of care for a patient who is prescribed ferrous sulfate? a. Iron compounds are not taken orally b. Iron does not absorb c. Iron should only be taken at night d. Antacids should not be taken with iron 2. Which is the most common type of anemia? a. Iron deficiency b. Sickle cell anemia c. Folic acid deficiency d. B12 deficiency 3. Which antibiotic class disrupts fol...

AC-HPAT Chemistry Latest Versions Graded A+ double-displacement reaction A double displacement reaction, also known as a double replacement reaction or metathesis, is a type of chemical reaction where two compounds react, and the positive ions (cation) and the negative ions (anion) of the two reactants switch places, forming two new compounds or products Precipitate precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from solut...

Which is more soluble in an acidic solution than in pure water? Select one: a. CuI b. PbCl2 c. Ca3(PO4)2 d. NaNO3 e. NaBr - c. Ca3(PO4)2 What is the name of the principle of selective precipitation used to identify the types of ions present in a solution? Select one: a. Ionization b. Selective ion precipitation c. Selective ion typing d. Limited precipitation e. Qualitative analysis - e. Qualitative analysis A 10.0-mL sample of 0.75 M CH3CH2COOH is titrated with 0.30 M NaOH. W...

CNSC Final Exam PREP with 100% Correct Answers | Verified | Latest 2024 Version First Line Therapy for Hyperkalemia calcium gluconate Total Body Water Composition 2/3 Intracellular, 1/3 Extracellular (1/4 intravascular, 3/4 Interstitial) % Body weight water (male/female) 60% Male/50% Female Respiratory Quotient Definition Ratio of CO2 production to O2 consumption Hang time for blenderized/reconstituted formula 4 hours How often should micro-nutrient assessment be completed in the long-te...