WebA) 8.80 × 10-3nm B) 8.80 × 10-19nmC) 8.80 nm D) 0.880 nm E) 880 nm 10- How many mg does a 643 kg sample contain? A) 6.43 × 10-4mg B) 6.43 × 107mg C) 6.43 × 10-3mg D) …
Kilograms to Milligrams (kg to mg) converter - RapidTables.com
WebIf an object has a density of 8.65 g/cm3, what is its density in units of kg/m3? A) 8.65 × 10-3 kg/m3 B) 8.65 × 10-7 kg/m3 C) 8.65 × 103 kg/m3 D) 8.65 × 101 kg/m3 E) 8.65 × 10-1 kg/m3 #23. If the walls in a room are 955 square feet in area, and a gallon of paint covers 15 square yards, how many gallons of paint are needed for the room? Web9 jun. 2024 · So, 1000 g/kg does not affect significant figures in a calculation. Sandwiched zeroes DO count, except if no previous digits are nonzero. EX: 2002 has two significant zeroes, but 0.0103 has only 1 significant zero. Truong-Son N. · 1 · May 8 2024 Questions What are rounding and significant figures? how does a reboiler work
What is 542 Kilograms in Milligrams? Convert 542 kg to mg
WebA) 8.08 g/mL B) 1.38 g/mL C) 12.4 g/mL D) 18.1 g/mL E) 11.4 g/mL Answer: C 42) Determine the volume of an object that has a mass of 455.6 g and a density of 19.3 g/cm 3. A) 87.9 mL B) 42.4 mL C) 18.5 mL D) 23.6 mL E) 31.2 mL Answer: D 43) Determine the mass of an object that has a volume of 88.6 mL and a density of 9.77 g/mL. WebStudy with Quizlet and memorize flashcards containing terms like A chemical change A. occurs when paper is shredded. B. occurs when powdered lemonade is stirred into … WebFrom the answer to problem 2, you know that 1 molcK+has a mass of 39 g. You need 12 * 39 = 468 g of K+. 6. You require 12 molcCa2+to replace 12 molcK+. BUT, only 6 moles of Ca2+are From the answer to problem 2, you know that a mole of Ca2+is 40 g and that 1 molchas a mass of 20g. In either case, the answer is 240 g. Keeping the how does a recession affect banks