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Chemistry
Chemistry
High School
1s^ 2 2s^ 2 2p^ 6 3s^ 2 3p^ 6 4s^ 2 3d^ 10 4p^ 2 what element is this
Chemistry
High School
saturn is about 1 429 000 km from the sun. how many meters is saturn from the sun?
Chemistry
High School
CCl4(l) is placed in a previously evacuated container at 30C , and some of the CCl4(l) evaporates. In the box below, draw a particulate diagram to show the species in the container after some of the CCl4(l) has evaporated. The phases of the species should be indicated by the spacing and distribution of the particles in the diagram. Some of the species shown in the legend will not be used.
Chemistry
High School
i sweari need ur help 3-Mention the trends in atomic size,atomic number,mass number,reactivity,boiling & melting points.
Chemistry
College
Help me this, I only have 10 minutes to answer!!!!
Chemistry
High School
What part of the atom is responsible for the behavior of the alpha particles?
Chemistry
High School
Snakes and similar animals are members of a group called reptiles.How do reptiles differ from other animals?
Chemistry
College
Please helpppp!!!!!! It's 6th-grade thermal energy science.
Chemistry
High School
Create a sort of infomercial featuring a solution you created or designed. Say a few statements about it.please help
Chemistry
High School
3. magnesium oxide + ?______________________ magnesium nitrate + waterword equation:________________________________________________________________full equation:________________________________________________________________Ionic equation:________________________________________________________________
Chemistry
High School
Spongebob completed his experiment. He wrote a brief summary about the investigation. He also determined that his hypothesis statement was not right and explained why it wasn't right by providing evidence from the investigation. Spongebob utilized which step of the scientific method?
Chemistry
Middle School
here the answers for what is radiation? Transfer of heat through objects touching the source Transfer of heat through direct physical contact Transfer of heat through electromagnetic waves Transfer of heat through the movement of particles
Chemistry
High School
What is the most important scientific process
Chemistry
High School
A student mixed several different 12 mm plastic beads together by mistake. Luckily the beads had different densities. One group of beads had a density of 0.6 g/cm3; the other beads had a density of 1.2 g/ cm3. Describe a method the student can use to sort the beads.
Chemistry
High School
HELP ME THIS IS DUE TODAY PLEAS HELP SO I DONT FAIL
Chemistry
High School
What are some ways you can avoid the health risks of too much radiationexposure?
Chemistry
High School
animals need to consume other organisms for energy. how would you categorize them based on that information?
Chemistry
High School
What is the relationship between the atomic mass of an element and a mole of the element atoms?
Chemistry
High School
a single cell undergoes mitosis every five minutes how many cells will result from this cell in 20 minutes
Chemistry
High School
state four difference between the series and parallel connection?
Chemistry
High School
which is a limitation of a scientific model?
Chemistry
High School
WILL GIVE YOU BRAINLIEST!!!which option is an example of a chemical property? A ability to decompose B colorC melting point D densitywhich option is an example of a chemical property A boiling point B reactivityC color D density
Chemistry
High School
A chemical equation is balanced if there are ______ ______ of each kind of ______________________ on both sides of the equation.
Chemistry
High School
Scientists in a lab are working with two different samples of the element mercury. They know that the different samples are different isotopes.Which property of the isotopes must be different?a. the atomic numberb. the electric chargec. the element named. the mass number
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