Sometimes, the dark spots on the marshmallow can fall off  of the marshmallow. This means that, the system does not need to include  the pieces that fell when determining the  mass before and after.
 
        
             
        
        
        
Answer:
Today, drug-resistant infections are a serious threat to people's health. Hundreds of thousands of lives are lost every year because of infections that can no longer be treated with existing drugs. Discovering new antibiotics, able to kill drug-resistant bacteria, is essential to saving modern medicine.
 
        
                    
             
        
        
        
Hydrogen because it only has one valence electron I believe.
        
             
        
        
        
The extraembryonic membrane allows for the symmetrical development of the embryo Reconstruction debate that had federalism debate that had been an issue since the 1790s.
Reconstruction failed by most other measures: Radical Republican legislation ultimately failed to protect former slaves from white persecution and failed to engender fundamental symmetrical to the social fabric of the South. When President Rutherford B. federalism debate that had been an issue since the 1790s almost symmetrical . Hayes removed federal troops from the South in 1877, former Confederate officials and slave returned to With the support of a conservative Supreme Court, these newly empowered white southern politicians passed black codes, voter qualifications, and other anti-progressive legislation to reverse the rights that blacks had gained during Radical Reconstruction. The U.S. Supreme Court bolstered this federalism anti-progressive movement federalism  with decisions in the Slaughterhouse Cases, the Civil Rights Cases, and United States v. 
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