Chemistry

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The ideal gas law can be used to determine a new volume for a gas when its temperature is changed. ... Started by cartlidgeashley	1 Replies 81 Views	Aug 27, 2018 by josephsuarez
An element with electronic structure 1s2 2s2 2p4 is in which group of the periodic table? A) II A ... Started by burton19126	1 Replies 172 Views	Aug 27, 2018 by af
Which of the following particles is a nucleon? A) proton B) electron C) positron D) both A and ... Started by jman1234	3 Replies 106 Views	Aug 27, 2018 by Jayson
A d sublevel can hold a maximum of A) 2 electrons. B) 6 electrons. C) 10 electrons. D) 14 ... Started by Lisaclaire	1 Replies 239 Views	Aug 27, 2018 by djofnc
Mass defect is ________. A) the amount of mass that is converted to energy during a nuclear ... Started by Jramos095	1 Replies 175 Views	Aug 27, 2018 by Bsand8
When 10 moles of hydrogen and 10 moles of oxygen are mixed to produce water, the limiting reagent is ... Started by nelaaney	1 Replies 452 Views	Aug 27, 2018 by mjbamaung
Which orbital will have the lowest energy? A) 4d B) 4f C) 4p D) ... Started by BrownTown3	3 Replies 120 Views	Aug 27, 2018 by 14vl19
Which of the following is the easiest to block from penetrating? A) alpha emissions B) beta ... Started by ereecah	1 Replies 64 Views	Aug 27, 2018 by kardosa007
Which is NOT a characteristic of bases? A) taste bitter B) turn litmus red C) react with acids ... Started by rosent76	1 Replies 135 Views	Aug 27, 2018 by kingdude89
Lemon juice has a sour taste and turns litmus to red. Lemon juice is A) basic. B) acidic. C) ... Started by theo	1 Replies 148 Views	Aug 27, 2018 by ASDFGJLO
The empirical formula is never equal to the molecular formula. Indicate whether the statement is ... Started by schs14	3 Replies 472 Views	Aug 27, 2018 by stanleka1
The four basic tastes are all related to acids and bases in some manner. The taste sensation with ... Started by formula1	1 Replies 112 Views	Aug 27, 2018 by jessicaduplan
A vertical column in the modern periodic table is called a A) period. B) group. C) branch. D) ... Started by audragclark	1 Replies 139 Views	Aug 27, 2018 by LP
Formaldehyde, CH2O, and glucose, C6H12O6, have the same empirical formula, which happens to be equal ... Started by arivle123	1 Replies 79 Views	Aug 27, 2018 by 31809pancho
A horizontal row in the modern periodic table is called a A) period. B) group. C) branch. D) ... Started by xroflmao	3 Replies 105 Views	Aug 27, 2018 by wuly
The percent composition of chlorine in C6H8NCl is 23.4. Indicate whether the statement is true or ... Started by geoffrey	1 Replies 36 Views	Aug 27, 2018 by Sassygurl126
Elements in the same group have A) the same atomic number. B) the same number of neutrons. C) ... Started by craiczarry	1 Replies 111 Views	Aug 27, 2018 by amandanbreshears
The empirical formula of laughing gas that contains 63.6 N and 36.4 O is N2O. Indicate whether ... Started by asd123	1 Replies 136 Views	Aug 27, 2018 by Chocorrol77
Elements in the same period have A) the same atomic number. B) the same number of neutrons. C) ... Started by melly21297	3 Replies 165 Views	Aug 27, 2018 by reversalruiz
The percent composition of carbon is equal to the percent composition of oxygen in carbon monoxide, ... Started by future617RT	1 Replies 108 Views	Aug 27, 2018 by Shshxj
Which element is a nonmetal? A) calcium B) magnesium C) chlorine D) ... Started by moongchi	1 Replies 62 Views	Aug 27, 2018 by TheNamesImani
The percent composition of sulfur is approximately equal to the percent composition of oxygen in ... Started by FButt	1 Replies 101 Views	Aug 27, 2018 by tkempin
Which element is a metal? A) Mg B) S C) P D) Br ... Started by rmenurse	3 Replies 48 Views	Aug 27, 2018 by mohan
The percent of nitrogen in ferric nitrate is 17.4. Indicate whether the statement is true or ... Started by Mr. Wonderful	1 Replies 37 Views	Aug 27, 2018 by morganmarie791
Drain cleaner is an example of a(n) A) acid. B) base. C) salt. D) neutral ... Started by Charlie	1 Replies 114 Views	Aug 27, 2018 by atrochim