Chemistry

30Jan

Which  is larger a zinc atom or a zinc ion? explain   

Tayna290 Chemistry 1 0
30Jan

What is the Bohr model for beryllium

trevinoisella Chemistry 1 0
30Jan

what kind of particles make up a compound

GwendaHawke544 Chemistry 1 0
30Jan

What type of rock does preexisting rock become

kiaravanrossum Chemistry 1 0
30Jan

Find the mistake Cu(NO3)2(s) + CuO(s) → 2NO(g) + O3(g)

celinestep Chemistry 1 0
30Jan

what are metalloids used for

GamingZombie Chemistry 1 0
30Jan

Cells that produce antibodies that help destroy the pathogens are called what

Jaytwo Chemistry 2 0
30Jan

The interactive forces between particles are... A) less effective in solids than in liquids B) more effective in solids than in liquids C) equal to that of a gas D) zero

Emdog Chemistry 1 0
30Jan

What do chemists measure concentration with?

daequan Chemistry 2 0
30Jan

How r thermal energy and heat related??

Janoff973 Chemistry 2 0
30Jan

Is it true that the compound with the formula CO2 contains three different elements? 

12daniel12 Chemistry 2 0
30Jan

name two methods that can be used to break down compounds into simpler substance

swaggeralyric Chemistry 1 0
30Jan

Is H2O a polar or non polar compound?

Newton495 Chemistry 1 0
30Jan

Please help meNa2SO3+...=H2SO4CaSO3+...=H2SO4SO2+...=MgSO3Ca3PO4=PH3PO4+...=Ca(H2PO4)2P+...=Mg3P2SiO2+...=Mg2Si

sistrunk223 Chemistry 1 0
30Jan

Placing of a material in a new place is called _______.

brendhaluzguti Chemistry 1 1
30Jan

When 5.175 g of lead are heated at 300 C the lead reacts with the oxygen in the air to produce 5.708 g of an oxide of lead. This is the only product. What is the equation for this reaction?

Mnord Chemistry 1 0
30Jan

1) the attraction forces between mercury atoms in liquid mercury are stronger than the Intermolecular forces between water molecules. Which of the following is most Likely true about mercury?( answer the correct answer) A) it has a higher surface tension than does water. B) it exhibits greater capillary action than does water C) it is very soluble in water

iremtrhn Chemistry 1 1
30Jan

The energy stored in foods and fuels is _________ potential energy. What kind of potential energy?

Balkin939 Chemistry 2 0
30Jan

How did Iron get its name? (Iron the metal) Just need a really simple answer please, for my Homework :) 

alainamary25 Chemistry 1 0
30Jan

what is polygenic inheritance

juliesarafine Chemistry 1 1
30Jan

Describe how the particles mix in a solution

pam2sajofarm Chemistry 1 0
30Jan

Which state of matter contains the most thermal energy out of solids liquids and gases?

IlanaSisler Chemistry 2 0
30Jan

How many atoms lie in a straight line in the molecule 2-butyne, CH₃C≡CCH₃? a. 10 b. 8 c. 6 d. 4 e. 2

Berey93 Chemistry 1 0
30Jan

show me the steps for solving this problem how many grams of O2 are required to burn 46.0 grams of C5H12

Terra587 Chemistry 1 0
30Jan

Which of the following best explains why 1-butanol, CH₃CH₂CH₂CH₂OH, has a higher surface tension than its isomer, diethyl ether, CH₃CH₂OCH₂CH₃? (A) the higher density of 1-butanol (B) the lower specific heat of 1-butanol (C) the lack of hydrogen bonding in 1-butanol (D) the higher molecular mass of 1-butanol (E) the presence of hydrogen bonding in 1-butanol

bmunday12 Chemistry 1 0