Chemistry

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How many grams of H3PO4 are in 175 mL of a 4.00 M solution of H3PO4? A) 0.700 B) 20.0 C) 68.6 ... Started by savannahhooper	1 Replies 78 Views	Aug 27, 2018 by ErinKing
A mineral that is needed in the body is What will be an ideal ... Started by hubes95	1 Replies 38 Views	Aug 27, 2018 by dawsa925
Colligative properties of solutions include all of the following except ________. A) depression ... Started by imowrer	1 Replies 61 Views	Aug 27, 2018 by hramirez205
Atoms containing radioactive nuclei are called ________. A) radionuclides B) radioisotopes C) ... Started by tiffannnnyyyyyy	3 Replies 90 Views	Aug 27, 2018 by cswans24
The only way to lose weight is to increase ________ and/or decrease ________. Fill in the ... Started by daltonest1984	1 Replies 62 Views	Aug 27, 2018 by shaikhs
The largest principal quantum number in the ground state electron configuration of francium is ... Started by cnetterville	1 Replies 70 Views	Aug 27, 2018 by dajones82
How can the presence of biodegradable waste in a lake result in the death of fish in the lake? ... Started by Mollykgkg	1 Replies 49 Views	Aug 27, 2018 by Mochi
Atoms surrounded by eight valence electrons tend to lose electrons. Indicate whether the ... Started by cmoore54	3 Replies 362 Views	Aug 27, 2018 by Li Jun
When 125 mL of 0.500 M AgNO3 is added to 100. mL of 0.300 M NH4Cl, how many grams of AgCl are ... Started by soccerdreamer_17	1 Replies 1,558 Views	Aug 27, 2018 by iman
How many grams of H3PO4 are in 415 mL of a 4.00 M solution of H3PO4? What will be an ideal ... Started by Alainaaa8	1 Replies 125 Views	Aug 27, 2018 by sultana.d
What is the pH of a sodium acetate (NaC2H3O2 ) solution prepared by adding 0.820 grams of sodium ... Started by Mr. Wonderful	1 Replies 119 Views	Aug 27, 2018 by cupcake16
If sufficient oxygen is available to muscles during energy conversion, the by-products of energy ... Started by KWilfred	3 Replies 61 Views	Aug 27, 2018 by paavo
What is the pH of a sodium formate (NaCHO2 ) solution prepared by adding 0.680 grams of sodium ... Started by justinmsk	1 Replies 160 Views	Aug 27, 2018 by tuwy
How many significant figures are there in the measurement of 5.062 x 10-3? A. 1 B. 2 C. 3 ... Started by michelleunicorn	1 Replies 81 Views	Aug 27, 2018 by robbielu01
Which one of the following processes results in an increase in the atomic number? A) gamma ... Started by jlmhmf	1 Replies 72 Views	Aug 27, 2018 by sierramartinez
What is the concentration (M) of a NaCl solution prepared by dissolving 3.8 g of NaCl in sufficient ... Started by Jramos095	3 Replies 207 Views	Aug 27, 2018 by vseab
The electron configuration of the valence electrons of an atom in its ground state is ns2np3. This ... Started by TVarnum	1 Replies 202 Views	Aug 27, 2018 by tuate
Which one of the following prefixes expresses the smallest size? A. Kilo B. Mega C. Giga D. ... Started by piesebel	1 Replies 51 Views	Aug 27, 2018 by shailee
A basketball is inflated to a pressure of 1.50 atm in a 20.0C garage. What is the pressure of the ... Started by Frost2351	1 Replies 82 Views	Aug 27, 2018 by fdliggud
Which of the following cannot be a colloid? A) an emulsion B) an aerosol C) a homogeneous ... Started by ts19998	3 Replies 86 Views	Aug 27, 2018 by AaaA
Of the following processes, which one changes the atomic number? A) alpha emission B) beta ... Started by RYAN BANYAN	1 Replies 87 Views	Aug 27, 2018 by lorealeza77
A gas bottle contains 0.650 mol of gas at 730 mm Hg pressure. If the final pressure is 1.15 atm, how ... Started by mwit1967	1 Replies 148 Views	Aug 27, 2018 by hramirez205
Hydrophobic colloids ________. A) are those that contain water B) can be stabilized by ... Started by jc611	1 Replies 55 Views	Aug 27, 2018 by missalyssa26
How many grams of NaOH (MW = 40.0 ) are there in 375.0 mL of a 0.325 M NaOH solution? What will ... Started by Diane	3 Replies 232 Views	Aug 27, 2018 by steff9894
What radioactive element is used to diagnose medical conditions of the heart and arteries? A) ... Started by misspop	1 Replies 84 Views	Aug 27, 2018 by chem1s3